Abney level


  • level (Abney) maker W. An Abney level is a small surveying instrument that consists of a sighting tube and a spirit level linked to a protractor and this allows angles and slopes to be measured. It is moderately expensive and of medium size and weight. The side of the level is engraved "Stanley London. a surveying instrument consisting of a spirit level and a sighting tube Examples « used to measure the angle of inclination of a line from the observer to the target » The Topographic Abney Level is an easy to use, relatively inexpensive, and when used correctly an accurate surveying tool. 3 ounces (179 grams). ni ˈlɜv. From the surname of English scientist William de Wiveleslie Abney. [First attested in the late 19th century. The Abney Level is ideal for preliminary survey or landscaping, where slope, angle and percentage of grade is required. The Abney level is a handy instrument for rough surveys and distance measurements suitable for gardeners, foresters, roadbuilders etc. 95. a surveying instrument consisting of a spirit level and a sighting tube; used to measure the angle of inclination of a line from the observer to the target Familiarity information: ABNEY LEVEL used as a noun is very rare. 3975 cm x 12. The Topographic Abney Level is an easy to use, relatively inexpensive, and when used correctly an accurate surveying tool. The Abney level is used extensively in site preparation and water system design. The Abney hand level basically is a sighting device equipped with horizontal crosswire, a level bubble observed [] in the field of view and complete with a vertical arc. Gurley (*) as an English modification of the Locke hand level, noting that it gives angles of elevation and is also divided for slopes, as 1 to 2, 2 to 1, etc. The Abney Level is very similar to a clinometer in that it is used to measure the value of a slope by means of arc measure and grade percentage. Graduated 0 to °100’ (topo), 0 to °25 (chain corr. Outstanding price for brand new home!. Forest Service, Hartley Amasa Calkins, James Gillespie Blaine Yule. Scale pointer has friction movement. " This example is marked "KEUFFEL & ESSER CO N. 0 Reviews . Scale pointer has friction movement, locks with turn of thumbscrew. l̩/ Noun . It has the standard design of an Abney level, with the rectangular base, viewfinder, and spirit level to guide you in getting the proper reading. Temporally re-directed to Geodetic Supply You searched for: abney level! Etsy is the home to thousands of handmade, vintage, and one-of-a-kind products and gifts related to your search. We found the following words that Rhyme with Abney level A level A Name For Evil, above sea level, Advanced Level, air level, amplitude level, archdevil, AS level, at my level The Abney level is a handheld surveying instrument developed in the 1870s that includes a sighting tube and inclinometer, arranged so that the surveyor may align the sighting tube (and its crosshair) with the reflection of the bubble in the spirit level of the inclinometer when the line of sight is at the angle set on the inclinometer. Surveying Clinometers, Abney Level Clinometers, Surveyor Dumpy Levels. Abney Levels. You can complete the definition of Abney level given by the English Definition dictionary with other English dictionaries: Wikipedia, Lexilogos, Oxford, Cambridge, Chambers Harrap, Wordreference, Collins Lexibase dictionaries, Merriam Webster We also welcome other surnames (Most Abners are related in genealogical times) who may have a paternal connection to the Abney family or those in the I-A16784 haplogroup. The Abney Level is an engineering instrument which can be used to determine height. How do you know when it’s time to disconnect? Jenna Wortham: When I was a young reporter covering the tech world, it was hard times. An Abney Level is similar to a Hand Level in that it is a telescope with a spirit level attached. The plural of Abney level is Abney levels. This 5X Magnifying Abney Level with Stadia features: Percent scale in both directions; Easy slide focusing mechanism for objective and eyepiece Not every custom instrument or system we manufacture is listed on this website. The Abney level is named after Captain William Abney of the School of Engineering in Chatham, England. Comes with a carry case. Abney levels typically include scales graduated in measure degrees of arc, percent grade, and in topographic Abney levels, grade in feet per surveyor's chain, and chainage correction. General Instructions Using an Abney Level to determine tree height: 1. Find more words at wordhippo. E. Keuffel & Esser described this as "Abney's Reflecting Level or Pocket Altimeter, 5 in. The internally mounted level vial assembly allows for easy replacement and maintenance. Below are examples of some of the most interesting and important surveying instrument and calculation related pieces we have sold since we introduced this webpage over 15 years ago. Vernier reads to 10'. 50 inc GST  Using an Abney Level to determine tree height: 1. A pocket instrument used in surveying which consists of a fixed sighting tube, a movable spirit level connected to a pointing arm and an arced scale graduated 0 to 90º in both directions. Named after Captain William Abney of the School of Engineering in Chatham, England, in the 19th century. Abney level - a surveying instrument consisting of a spirit level and a sighting tube; used to measure the angle of inclination of a line from the observer to the target. When correctly used, the Abney Level is an accurate surveying tool used to measure degrees, percent of grade and topographic elevation. 642 6-1/4” TOPOGRAPHIC 1X ABNEY LEVEL. An Abney level is an apparatus for measuring the heights of trees. This surveying instrument consists of a telescope and a adjustable tubular spirit level, which is connected to a semicircular scale and vernier marked in both slope and degrees (90 degrees). The Abney Level measures 2 1/4 inches (5. Fixed eyepiece. Mike Alford, current principal of Abney Elementary, is Ms. To make sure the level is accurate on a level site take a rod reading at your eye height next to you; then take a reading on the rod at a distance. Find here online price details of companies selling Abney Level. Eyepiece slides out to focus bubble. 175 cm x 5. 1 cm) when the 1-power telescope is extended. 1851 Rebecca Shipp B. The level has a 1 1/4 inch (3. Includes a clinometer for measuring vertical angles. Search 1940's US census records for Abney Abney level definition: a surveying instrument consisting of a spirit level and a sighting tube , used to measure | Meaning, pronunciation, translations and examples Abney Levels are used in Land Surveying which consists of a fixed sighting tube, and a movable bubble level that is connected to a pointing arm, and a protractor scale. > <. 7 cm) long and 7 1/8 inches (18. Hand Levels Hand Levels can be a great tool for use by professionals and consumers. Abney Levels are also delicate instruments which need to be protected from impact, water etc. Model #040-0020 | SKU #506943. Abney level meaning in Hindi (हिन्दी मे मीनिंग ) is ऐब्नी साधनी. $125. A surveying instrument consisting of a spirit level and a sighting tube; used to measure the angle of inclination of a line from the observer to the target. 065 cm Made of sturdy materials, this Abney level is designed to withstand standard wear and tear. Scale pointer has fine adjustment with turn of small thumbscrew; locks with turn of large thumbscrew. Although the Abney Level is relatively robust, the bubble tube can be knocked out of alignment during rough treatment. Two interchangeable arcs offer chainage correction. A hand-held instrument to measure vertical angles. Only 4 left in stock (more on the way). ), 0 to °60°, 0 to 150% on two interchangeable scale rings. [First attested in the late 19 th century. The abney hand level mea-sures vertical angles and is useful for deter-mining ground slope, road grade, and tree height. There are 23,000 census records available for the last name Abney. Sokkia Topographic Abney Level 6 1/4" Part Number: 804745. A spirit bubblelevel on the protractor axis can be viewed with a telescope at the same time as a distant object, allowing the latter's elevation to be determined. . Abney Levels are used in Land Surveying which consists of a fixed sighting tube, and a movable bubble level that is connected to a pointing arm, and a protractor scale. Also referred to as an Angle Sextant, the Abney level is used to measure the vertical angle or inclination. a surveying instrument consisting of a spirit level and a sighting tube; used to measure the angle of inclination of a line from the observer to the target. Office Materials System is the leading supplier and an authorised distributor of all survey equipment, agriculture equipment, banking equipment, measuring equipment and vehicle tracking equipment in Nepal. Pictured with Mr. Sokkia Topographic Abney Level. ] Translations Made of sturdy materials, this Abney level is designed to withstand standard wear and tear. Made of sturdy materials, this Abney level is designed to withstand standard wear and tear. All Abney Level, Degree & Slope 1:10 - 804710, This Abney Level features: 5 1/8 in long tube, clinometer, and vernier reading of 10 min. Offered for sale; Hand held pocket inclinometer level circa 1900. Donec efficitur odio rhoncus, tristique tellus at, ullamcorper neque. GSR Abney Level / Clino 5x Magnification. Standard forestry suppliers product head Sokkia topographic abney level description graduated to topo, to chain corr. Eyepiece slides out to focus cross hairs, bubble. No vernier. " New, it cost $28. 00 inc GST. Praesent dapibus non dui et blandit. Keep up to date with the  Quality Hand tools manufacturers & exporter - buy Brass Material Topographic Abney Level Hand tools With Black Color from China manufacturer. The Abney clinometer has a sighting tube with an angle scale reading from -90° to +90°, and a spirit level with a Vernier index that can be moved along the scale while the user looks through the sighting tube. The polished solid brass Abney Level is available for only $39. Please Click Here to View our Full Online Range of ABNEY LEVELS & HAND LEVELS Slope Meters & Levels. Gomez was one of the original teachers at Abney who started the first day the school opened in September of 1964. Objective lens slides out to focus target. Add. As with all Abney levels, the 780-00 is lightweight and small, making it easy to handle. Also referred to as an Angle Sextant or Abney clinomter. Myzox Abney Level Myzox 7 1/2" Click here to view catalogue View. A graphic of an Abney Level is available. Abney Level - a surveying instrument consisting of a spirit level and a sighting tube; used to measure the angle of inclination of a line from the observer to the target. Our catalogs feature thousands of quality products for the forestry, environmental science, surveying engineering, wildlife biology, horticulture, grounds maintenance, and education professionals and more. Join our mailing list. Abney level (plural Abney levels) A clinometer used to measure tree heights. 800-833-9250. com website. The accuracy of both hand levels and Abney levels is improved if they are used in conjunction with a stick or rod of known height. Should your Abney level require cleaning, the aluminium arc can be The Abney Level is ideal for preliminary survey or landscaping, where slope, angle and percentage of grade is required Weighs 0. Abney Levels are used in Land Surveying which consists of a fixed sighting tube, and a  Hand Levels, Abney Levels, and Dumpy Levels Explained. Used for the creation of topographical maps and surveying terrain, the abney level is an important part of nautical and cartographic history. The altrnate termfor Rule of A simple abney level with both percent and degree scales on the radius arc. Abney Level: As per IS with high quality. He invneted the Abney level andalso did somework with pinhole cameras. Pronunciation IPA : /ˈæb. Ms. Duratech Abney Level Large. GSR Abney Level / Clino 140mm $77. The Abney Level's scale is graduated in both degrees of incline and percentage of slope. 1. S. 5x Magnification. A hand level used for measuring vertical angles; comprised of a small telescope, bubble tube, and graduated vertical arc. The Abney level is an easy to use, relatively inexpensive, and, when used correctly, an accurate surveying tool. Showing 1 to 2 of 2 (1 Pages). The Abney Level is a topographical tool which has been used over the last 100 years as a handy and accurate measurement device. Approximate cost is $120 to $140 (Figures 1 and 2). Graduated 0 to °90°, 0 to °100% on a stationary arc. Keuffel & Esser described this as a Topographic Abney Level, "as made by us for the U. ] Translations An Abney level is an apparatus for measuring the heights of trees. See alsoclinometer of action. Abney Level Specifications. The average donation is $45. 3025 cm x 13. Suspendisse sed nisi eu quam maximus ornare. , improved, with arc graduated to degrees for 60 o in both directions, vernier reading to 5 minutes, gradients 1:1 to 1:10. ". Government Printing Office, 1927 - 44 pages. Sir Abney invented this instrument under the employment of the School of Military Engineering in Chatham, England in the 1870's. Jo Ann Gomez. However, formatting rules can vary widely between applications and fields of interest or study. Chapter 2 Equipment Foresters usually use Abney levels , clinometers, hypsometers, or transits to determine the height. Square sighting tube with internal focusing telescope; Dual interchangeable arcs: one arc graduated in  Abney level(noun). She is a consultant for professional women looking to take their business or life goals to the next level. Sep 30, 2019 · Our durable WK-40-1750 Abney level can handle rugged conditions with ease and weighs just 10 ounces. Hand held heavy duty siting level for measuring the gradient of slopes. Abney level - WordReference English dictionary, questions, discussion and forums. n a surveying instrument consisting of a spirit level and a sighting tube, used to measure the angle of inclination of a line from the observer to another point. The device consists of a hand level intended to be held at eye level, with an attached protractor the surveyor can adjust to collect information about a landscape. Learn more from Frankie Arthur Real Estate. 07 kg) Abney level definition is - a surveying clinometer consisting of a short telescope, bubble tube, and graduated vertical arc used especially for measuring tree heights. The specific requirements or preferences of your reviewing publisher, classroom teacher, institution or organization should be applied. High quality, made in Japan hand sighting abney level with friction scale which displays in degrees to +/-90 or percentage +/- 100. Also find here related product comparison. If you did not find what you are looking for, or have questions, please do not hesitate to contact one of our technology specialists to design a product that will meet your needs! Residential property for sale in Gilmer,TX (MLS #14260898). 15 lb (0. 102512, M80, Telescope Tube Hand Level, 200mm, 5x, Japan. Noun. 102513, A54, Small Abney Level, 133mm, Japan. Catoosa County, Georgia Cemeteries and Genealogy supplied the following information per Find A Grave contributor Carolyn Graham - Lopez. Gurley place made United States: New York, Troy Measurements box: 1 1/2 in x 2 7/8 in x 5 1/2 in; 3. This Abney Level is 5 inches (12. , improved, with arc graduated to degrees for 60° in both directions, vernier reading to 5 minutes, gradients 1:1 to 1:10. 1804-1878 Oak Level, Cleburne Co. Abney level. Cras ut neque neque. Usually ships within 1 to 3 months. 2 cm) radius scale with a magnifier to assist in reading the vernier. Like a window into their day-to-day life, Abney census records can tell you where and how your ancestors worked, their level of education, veteran status, and more. Share This. Abney Level – a surveying instrument consisting of a spirit level and a sighting tube; used to measure the angle of inclination of a line from the observer to the target. 2014 marks Abney Elementary' s 50th of educating the students of south Slidell. & Elizabeth Hogan Abney, B. Lia Abney shares her experience through a 3 step model - the 3Cs of Action to focus her clients towards transformation and Keep It Moving to achieve their desired goals. They are a  An Abney level and clinometer, is an instrument used in surveying which consists of a fixed sighting tube, a movable spirit level that is connected to a pointing  Abney level definition is - a surveying clinometer consisting of a short telescope, bubble tube, and graduated vertical arc used especially for measuring tree  Abney level definition: a surveying instrument consisting of a spirit level and a sighting tube , used to measure | Meaning, pronunciation, translations and  25 Nov 2015 An Abney level is a small surveying instrument that consists of a sighting tube and a spirit level linked to a protractor and this allows angles and  16 Apr 2018 To determine the suitability and location of a sewage treatment system during site evaluation work, I use an Abney level. United States. CST/Berger - 5X Abney Level With Stadia Lines - Has percent scale, 0 percent to 100 percent in both directions. com! GSR Abney Level / Clino 140mm. Abney level (noun) a surveying instrument consisting of a spirit level and a sighting tube; used to measure the angle of inclination of a line from the observer to the target How to pronounce abney level? Made of sturdy materials, this Abney level is designed to withstand standard wear and tear. Abney Levels, Hand Levels & Jacob's Staff Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low Showing all 7 results The accuracy of both hand levels and Abney levels is improved if they are used in conjunction with a stick or rod of known height. Abney Level, Degree & Slope 1:10 - 804710, This Abney Level features: 5 1/8 in long tube, clinometer, and vernier reading of 10 min. Aliquam faucibus velit vitae leo ultrices tincidunt. 35 in. An Abney level and clinometer, is an instrument used in surveying which consists of a fixed sighting tube, a movable spirit level that is connected to a pointing  EngineerSupply offers quality-made Topographic Abney Levels. U. aluminum level tube extends to 7 3/8 in. Includes soft carry pouch. ABNEY LEVELS; A type of hand level. We deliver a customized, boutique experience guided by prudent risk management, behavioral finance and our overall philosophy of communication, integrity and collaboration. Family Fun Night A list of lyrics, artists and songs that contain the term "abney level" - from the Lyrics. & L. c. An Abney level is an instrument used in surveying which consists of a fixed sighting tube, a movable spirit level that is connected to a pointing arm, and a protractor scale. By using trigonometry the user of a Topographic Abney Level can determine height, volume, and grade. " This antique reproduction Abney Level is fully functional but is not certified accurate. A clinometer used to measure tree heights. Abney Level. ] Origin From the surname of English scientist w:William de Wiveleslie Abney. 7 cm) tall, 1 1/4 inches (3. 81 cm x 7. Top with 2 Arcs Topgraphic Abney Level. It is named after its inventor, Sir William Abney (1843-1920) who was a British Chemist and Physicist and is known for his contribution to photography and Infra red spectroscopy. GSR Abney Level / Clino 5x Magnification . Our clients can get these products at nominal prices. The Abney level is an easy to use, relatively inexpensive, and, when used correctly, an accurate surveying tool. The Abney Level Handbook: How to Use the Topographic Abney Hand Level / Clinometer Tool - A Guide for the Experienced and Beginners, Complete with Diagrams & Charts. : a surveying clinometer consisting of a short telescope, bubble tube, and graduated vertical arc used especially for measuring tree heights. 25. Elliott Bros, London Abney's Level Rd 5205 No 165  According to the requirements of our customers, we are indulged in offering an enormous quality range of Abney Level to our esteemed customers. ] Translations This Abney Level is ideal for preliminary surveys, landscaping, or DIY work where the determination of slope, angle, and percentage of grade is required. Your survey and construction equipment provider, integrator and specialist for over 25 years. Measure the horizontal distance from the base of the tree (or position directly beneath the tree tip) to a location  Graduated 0 to +- 90 degrees, 0 to +- 100% on a stationary arc. It comes furnished with four scales, allowing the user to obtain any one (or a combination) of four slope readings, including degrees, percent of grade, topographic arc and chainage correction. 1802 m. Includes: padded Cordura belt loop case. This Abney Level is light in weight which allows you to carry them easily. I didn’t have a traditional journalism background, so I felt like I had to compensate and overworked myself. In addition, these products provide precise measurements. 00. 00 inc GST AUD GSR Hand Level 4 x Magnification. Brass 5-inch Abney Level $45 This is a solid brass reproduction of an Abney Level. Sokkia™ B40 Automatic Level, 24x Magnification $230. 13-642. Abney level is defined by the lexicographers at Oxford Dictionaries as A kind of clinometer consisting of a sighting tube, spirit level, and graduated scale. Get info of suppliers, manufacturers, exporters, traders of Abney Level for buying in India. Vernier reads to 10′, Square aluminum body and arc. Surveying Instruments & Calculating Devices. Definition of Abney level. Easy to set up and use. • ABNEY LEVEL (noun) The noun ABNEY LEVEL has 1 sense: 1. The Topographic Abney Level is easy to use, affordable, and when used correctly is a very accurate land surveying and construction tool. " and "12485" and was made around 1906 While we are supported by the extensive resources of a global firm, our team has earned our clients' trust and loyalty in a variety of ways. Sokkia 804745 6-3/8 in. A brass rotating gear is used for fine adjustment of the bubble, a magnifier helps a quick reading of the vernier. Abney, Wilborn Callaway 04 Jan 1910 age 85 years (s/o Benjamin Hezekiah, c. Level: You wrote for Wired before going to the New York Times. A small mirror and lens makes the level bubble visible in the field of view. Dec 23, 2019 · Words that rhyme with Abney level | Words rhyming with Abney level. Graduated: 0 to ±90; On a Stationary Arc: 0 to ±100% Abney level definition: a surveying instrument consisting of a spirit level and a sighting tube , used to measure | Meaning, pronunciation, translations and examples abney-level definition: Noun (plural Abney levels) 1. Abney Hand Level This delicate instrument consists of a sight-ing tube and a level bubble with attached scales. An Abney Level features a graduated arc. This Abney  Abney Levels. Top with 2 Arcs Topographic Abney Level. To the Internet Archive Community, Time is running out: please help the Internet Archive today. Quantity. 102514, A65, Large Abney Level, 172mm  The spirit level is attached to the arc on the Abney level. $297. 50. a surveying instrument consisting of a spirit level and a sighting tube; used to measure the angle of inclination of a line from the observer to  Click and hold on image to zoom. Abney level are used for measuring distances and slopes. Dec 15, 2019 · An Abney level is a surveying device used primarily in preliminary surveys to collect basic information about height and grade. , Ala. Right now, a generous supporter will match your donation 2-to-1, so your $5 gift turns into $15 for us. radius arc. 2 cm) thick, and weighs 6. HE usual problem in surveying on sloping ground is the conversion of slope distances to horizontal  Abney level with 1 1/8" radius arc graduated 0 - 90° in both directions, with vernier reading to 10 minutes, and percent of grade scale from 0 - 100 percent. At a minimum, a Y-DNA37 test is required to allow for proper subgrouping; prefer higher level testing or Y-DNA37 with Z58 SNP Pack to eliminate convergence errors. used to measure the angle Abney Levels - Buy Abney Level at best price of Rs 650 /piece from Golden Engineering Corporation. Degrees (0-60) in both directions and percent of grade. Vernier reads to 10’. $148. The Abney Level Handbook. extending to 8-5/8. Note: Citations are based on reference standards. English definition of Abney level : a surveying instrument consisting of a spirit level  Compasses, Clinometers & Abney Levels. 04 A Topographic Abney Level is an instrument used in surveying which consists of a fixed sighting tube, a movable spirit level that is connected to a pointing arm, and a protractor scale. All Free. Measure the horizontal distance from the base of the tree (or position directly Apr 16, 2018 · For an Abney level, make sure the pointer for measuring slope is at zero on the scale. c. 2 in. 97 cm level: 1 1/4 in x 2 1/8 in x 4 3/4 in; 3. It has the standard design of an Abney level, with the rectangular  Abney Hand Level. Complete with leather belt case. The spirit level has two adjustment screws. If everyone chips in $5, we can keep our website independent, strong and ad-free. May have some connection to the Abney"s Rule developed by one Captain Abney of the RE engineers. KH1 Abney Level High quality hand sighting abney level with friction scale which displays in degrees to +/-90 or percentage +/- 100. Definitions of Abney level 1 n a surveying instrument consisting of a spirit level and a sighting tube; used to measure the angle of inclination of a line from the observer to the target Sokkia Abney Level with 5x Magnification. Abney Level ALEX-0223ALThe hand level is a small, economical level for use with preliminary surveys to determine traveller way or cableway steel work elevations and other feasibility type site reconnaissance work. 5X Magnifying Abney Level with Stadia - 804755. The scales usually graduate in degrees or percentages. The user sights through the tube and fixes the line of sight so that it will be parallel to the slope on which  Myzog Hand Level Catalogue. Click on the photo for description and then click on the link at the bottom right hand corner for more information and pictures The Abney Level View Through The Eyepiece Slope Profiling Useful Notes For Profiling Take measurements at changes in slope and at points of interest (eg swampy areas, erosion sites etc) Follow the line of steepest slope (this will mean your line is not straight) – but do avoid dangerous slopes or cliffs Try to keep the staffs vertical when measuring Most Abney levels have adjustments for both focusing and magnification. The main distinction is that the spirit level on an Abney level is not set in a static horizontal position. Description. Shipping weight 1 lb. While it is not quite as  "Abney levels" is a plural form of "Abney level": a surveying instrument consisting of a spirit level and a sighting tube. The square body engraved. Abney Level Graduated 0 to±90°,0to±100% on a arc. com! Levels, Barometers, Theodolites, Planimeters, Podometer. The numbers should be the same; if not, the level needs to be adjusted to give an accurate reading. The Topographic Abney Level is used to measure degrees, percent of grade, topographic elevation, and chainage correction. $35. Forest Service. The vertical arc is labeled "PERCENT" and graduated from 0 to 150 in both directions. Sokkia™ Abney Level with 5x Magnification $247. The Abney Level The Abney Level is an engineering instrument which can be used to determine height. Search Abney level and thousands of other words in English definition and synonym dictionary from Reverso. Compasses & Clinometers see range · Abney Levels see range. The Abney Level is ideal for preliminary survey or landscaping, where slope, angle and percentage of  Download scientific diagram | Using an Abney Level to measurement slope from publication: Practical Manual on Soil and Water Erosion | Water Erosion  This surveying instrument consists of a telescope and a adjustable tubular spirit level, which is connected to a semicircular scale and vernier marked in both  Sokkia™ Square-Type Hand Level $41. The Abney Level is easy to use, affordable, and when used correctly is a very accurate land surveying and construction tool. Stadia ratio 1 to 100. It is described by W. No matter what you’re looking for or where you are in the world, our global marketplace of sellers can help you find unique and affordable options. Sort by: None None. Popular for general use. Y. AdirPro Abney Hend Level Percent & Degree Clinometer. ABNEY LEVEL HANDBOOK (CLASSIC REPRINT) By Hartley Amasa Calkins **Excellent** Excellent Condition! Quick & Free Delivery in 2-14 days. > Details > Additional Information. An internal mirror allows the user to see the bubble in the level while sighting a distant target. Free shipping. As with all Abney levels, the 780-00 is lightweight and small, making it easy to handle. Index has friction movement for fine adjustment. Rough leveling is done by adjusting the leveling screws, then the self-leveling feature takes over to Oct 12, 2010 · A Topographic Abney Level is an instrument used in surveying which consists of a fixed sighting tube, a movable spirit level that is connected to a pointing arm, and a protractor scale. Watch. Non-glare 6 3/8 in. Length 7. Write a Review. 49. AUTOMATIC LEVELS; Incorporate a self leveling feature. BEXCO Abney Level Surveying Leveling Instruments Portable Level Construction. SKU HALSKAB170X5. Available with or without stadia, these 1X, 5 inch levels (extending to 7 inch) are of all brass construction and feature a non-glare internal finish. Myzox 7 1/2" Abney Level. Temporally re-directed to Geodetic Supply. abney level