1 - 10 of 313 Search Results for beam expander
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5.
00_Diamond_Int.book
(PAGE 40 OF 55)
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…adjusting the spacing of the lenses in the beam expander. Figure 14. Simple Beam Expander Figure 15. Galilean Beam Expander Input Beam x F1 F2 F1 F2Input Beam Input Beam Expanded Output Beam
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6.
Coherent Inc. Cigarette Paper Drilling with CO2 Lasers
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…beam from a Coherent GEM-100 laser was passed through a 3-spot diffractive lens mounted in a Coherent focusing head and attached to a Newport 3-axis translation stage and rail. This lens had a focal length of 63 mm, a spot spacing of 2.6 mm and a clear aperture of 25 mm. A 3.3x Keplerian beam expander…
Related Searches: beam splitter
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8.
00_Diamond_Int.book
(PAGE 39 OF 55)
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…simplest beam expanders use two lenses with different focal lengths (see figure 14). The ratio of the focal lengths gives the magnification of the beam. Galilean beam expanders use a negative lens followed by a positive lens for expansion. Using the simple beam expander as an example…
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