Plastic injection, fresnel, maganifying, maganifier, Gear, transmit part, indctor, monitor, senser, lamp part, outdoor lamp part, wide-angle lens, fresnel lens, fresnel sheet, optical instrument part, optical, worm, plastic gear, plastic worm, meter part, watch part, POM, PMMA, PVC, ABS, NYLON.
Post Date:Nov 17, 2009