ST001 biconvex lens No coating H-K9L

原价为:19.90$。当前价格为:9.00$。
The design of a biconvex lens can converge parallel beams at a single point and is commonly used in laser systems to increase the focusing degree of the beam.

telescope with phone clip camera telescope manufacturer (复制)

原价为:288.00$。当前价格为:210.00$。
DiMU Optoelectronics specializes in customized processing, with a minimum order quantity of one piece