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Powell lenses
Powell lenses is one kind of optical ruling lens,Xi'an Lingyue Machinery&Electr.LTD.CN...
Line-infrared Laser Module
Wavelength: 808nm,980nm
power :≤ 2w ...
Expander laser module
Wavelength :635nm 650nm 808nm 980nm Output Power...
Laser graticule
Laser graticule is one kind of convenient and usefull tools,precise and directviewing.it...
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