(2) to avoid the UV absorption of UV damage to the eye. (3) chemical stability in acid, alkali and other corrosive chemicals. (4) accurate refractive index of 1.523 refractive index constant, constant..[More]

Optical glass with a high degree of transparency, a high degree of physical and chemical homogeneity as well as specific and precise optical coefficient. Physical properties of optical glass 1: refr..[More]

(2) 1054nm Department through the loss of less than 0.0015cm (-1); (3) glass in the OH radicals and platinum were very low; A size of 500mm * 300mm * 50mm neodymium-doped glass laser cost not less tha..[More]

Optical glass and resin lens history[More]