635nm 638nm Laser Module
635nm, 638nm, 637nm, orange red laser module
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$17.9816*68 638nm Orange Red Cross Hair Laser Module Sharp Laser Diode In
comparing with 650nm at the same output, the 638nm is more brighter
as single mode laser diode is, the line effect is clear and stable.
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$64.0012*45mm 500mW 638nm Dot/Line/Cross Orange Red Focusable Laser Module -
$13.78Out of stock
635nm 30mw Orange/Red Laser Diode Module 12X15mm no Driver -
$15.001030 635nm 10mw Red Laser Dot Module for Locating Punching Bench Drilling Machine -
$24.73Out of stock
635nm 20mw Red Dot Laser Module DC 3V
