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| Categories | Optical Glass Lenses | 
|---|---|
| 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 | 
| View Contact Details | 
| 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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