Microscopes. □ Working Distance (W.D.). The distance between the front end of a microscope objective and the surface of the workpiece at which the sharpest ...

2021612 — If it's a zoom lens, the focal length will read something like 18-200mm. This means the lens is capable of utilizing all of the focal lengths ...

20181030 — It's the action of spreading light from a light source evenly so as to reduce glare and harsh shadows.

Here you'll find explanations and definitions of key technical terms from the fields of optics, scanner technology, laser technology and laser processing.

Working distanceof lens

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Free working distance A' is the mechanical distance between the scan system (bottom edge of housing including objective) and the "z=0" working plane.

Short Answer ; q ·, (b) For a diverging lens and a real object, the image is always virtual, (c) For a real image to be formed with a converging lens, the ...

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Working distance A is the distance between the entrance aperture's central axis and the working plane. A is determined by the focal length and mounting position of the F-Theta objective (if present). For prefocus systems, working distance A is determined by the dynamic focusing unit in the null position ("z=0" plane).

Illumination is headquartered in Santa Monica, CA. What industry is Illumination in? Illumination's primary industry is Movies, Music and Entertainment. Is ...

Working distancemicroscope

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By transforming lasers into universal tools, scanning solutions help to add functionality and value to materials. SCANLAB's broad palette of scanning solutions fulfills demands for higher speed, more precision, greater efficiency or improved environmental compatibility.

S Morel · 2011 · 6 — Many methods have been elaborated to measure with more or less accuracy a lens' focal length. Some methods are easy to implement, other require more ...

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