Grandway FSH2D Optical Fiber Laser Source 1.Easy-to-use,straight operation 2.Eye-catching handheld package 3.LCD backlight Grandway FSH2D Series Fiber Laser Source General Description: FHS series laser source are advanced version of DLS series laser source with more function.Auto-wavelength Recognition: The FHS2D02 can transmit with a wavelength-identification digital encrypted protocol,enabling ...