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[DOC File]BASICS OF LEVELLING - Permanent Service for Mean Sea Level ...
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Digital Level: This type of level uses a special bar-coded staff. The image of the staff passes through the objective lens and then via a beam splitter to a photodetector array, where it is digitised. The microprocessor compares this image to a copy of the bar code and calculates the staff reading, which is displayed and/or stored. ...
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[DOC File]23878 Determine differences in height for survey practice
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Range instruments – theodolite, total station, optical level, laser level, digital level, sextant, abney level; evidence is required of at least three items of equipment. Performance criteria. 1.1 The accuracy and range of surveying instruments for measuring differences in height are explained in accordance with instrument specifications.
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[DOCX File]Knowledge Management Policy
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May 13, 2013 · The information contained only pertains to digital communications and digital files, it is not intended for physical communications or files. This policy should be used as a guide when creating, storing, retrieving, or sharing any digital information with other employees, vendors, or clients of Laser …
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[DOCX File]Optics-Diffraction Lab
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Since its invention, the LASER has become an indispensable tool for science and industry. LASERs read the digital data from CDs and DVDs, transmit vast amounts of information over fiber optics, cut industrial parts with amazing precision, replace metal knives in a variety of surgeries (particularly eye surgery) scan the bar codes on your groceries and serve as pointers for public speaking ...
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[DOC File]Digital Holography using a Laser Pointer and Consumer ...
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I set up an in-line holographic system and recorded both still images and movies using a $600 Fujifilm Finepix S602Z digital camera and a $10 laser pointer by Lazerpro. Reconstruction of the stills shows clearly that successful holograms can be created with a low-cost optical setup.
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[DOC File]Digital Signal Input and Output - SJSU
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Digital Signal Input and Output. Learning Objectives: ... Set logic-level signals on an output port. Use digital logic integrated circuit (IC) chips to perform higher-level logic functions. ... if one output pin was connected to a power interface driving the left arm of a laser-wielding robot, we might want to make sure that the pin voltage was ...
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[DOCX File]INTRODUCTION - General Services Administration
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Level of Accuracy – The laser scanning contractor must describe the methods to be used to achieve the level of accuracy (LOA) as required in the project specifications. The contractor and the GSA representative should discuss the intent of the accuracy requirements and determine the methods needed to satisfy the actual intent.
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[DOC File]Levels and Squares Quiz
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How far can the digital laser level “shoot”? _____ 7. Which level resembles a scope on a deer rifle? _____ 8. How far can a string level be used? _____ 9. What do a digital laser level and the transit level sit on before they can be used? _____ 10. Which level would you use if you were laying out the foundation elevation for a large ...
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Addressable View Laser High Sensitivity Smoke Detector ...
The View Laser detector shall use the Laser Diode and patented smoke sensing chamber, designed to amplify signals from smoke and shall, on command from the C.I.E, send data to the panel representing the analogue or digital level of smoke density.
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Digital level with laser