... used in fluorescence sensors, Raman spectrum, holography, laser printing, interference, holography, laser printing, chip inspection, physics experiment, etc.SPECIFICATIONS: ... Wavelength (nm)457±1Output power (mW)>1, 10, 20, 30, … , 500>500, 550 ... )10000Warranty period1 year CNI Low Noise Blue Laser at 457nm / MLL-F-457 / 1~1000mW