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Categories | Optical Glass Lenses |
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Brand Name: | STAR OPTIC |
Model Number: | LBE |
Certification: | RoHS, ISO9001 |
Place of Origin: | Wuhan, China |
MOQ: | 5pcs |
Price: | Negotiable |
Payment Terms: | T/T, Western Union, Paypal |
Supply Ability: | 50000pcs/Month |
Delivery Time: | Negotiable |
Packaging Details: | Safe and dust-free packing |
Product Name: | Laser Beam Expander |
Working Wavelength: | 355nm |
Feature: | High Power |
Apply For: | Achieving smaller and higher energy beam spot in the laser processing applications |
Coating: | AR coating at 355nm |
Damage Threshold: | >5J/cm2, 20ns, 20Hz, @1064nm |
Company Info. |
Wuhan Star Optic Technology Co., Ltd |
Verified Supplier |
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Product List |
355nm Laser Beam Expander, High Power Magnification Beam Expanders
Overview: Laser Beam Expander are optical devices which increases the diameter of the input beam to produce a larger output, but they not only increase the diameter of a collimated laser beam, they also decrease beam divergence. Used with collimated light, they have important applications in remote sensing, interferometry, and laser scanning. A beam expander consists of two lenses. First, the beam is diverged with a short focal length lens and then the diverging beam is re-collimated with a larger beam waist and smaller divergence. The lenses are positioned like in an inverted telescope. The light enters in the eyepiece lens and emerges from the objective lens. These fixed-magnification laser beam expanders are offered with optics that have either narrowband or broadband AR coatings besides 355nm. General Specifications of 355nm Laser Beam Expander:
Standard Products Of 355nm Laser Beam Expander:
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