Zinc selenide (ZnSe)material has a high tolerance to thermal shock, making it to to be an optical material for high power CO2 laser systems. The hardness is only 2/3 of multispectral grade ZnS, the material is soft and prone to scratching, and the materia

Zinc sulfide (ZnS) is a broad-band (3.72 eV) group II-VI semiconductor material with high optical transmittance in the near-infrared (1-3 μm), mid-infrared (3-5 μm), far-infrared (8-12 μm) and other spectral bands, with moderate mechanical properties, the

Single crystaline silicon (Si) is a chemically inert gas material with high hardness and insoluble in water. It has excellent light transmission properties in the 1-7 μm band, and it also has excellent light transmission properties in the far infrared ba

Optical glass used in a variety of visible and short-wave infrared applications, and its advantages over other similar glasses are mainly reflected in the following aspects: high performance, low cost, good material consistency, high homogeneity of ref

Magnesium fluoride has good transmittance in the ultraviolet, visible and infrared fields and is widely used in scientific and technical fields such as lasers, infrared optics, ultraviolet optics and high energy detectors. Compared to other materials, mag

Lithium fluoride (LiF) crystal is also one of the common infrared materials, it has the smallest refractive index in the infrared materials, its transmission spectrum range is 120nm-7000nm, usually used in thermal imaging systems, aerospace optical system

Germanium (Ge) single crystal is a chemically inert material with a transmission spectral range of 2-12 μm. It is a very commonly used infrared optical material with high hardness, good thermal conductivity, and insoluble in water.

Fused silica is the amorphous (glassy) state of silicon oxide (quartz, silica). It is a typical glass with a long-range disordered atomic structure. It provides its high service temperature and low coefficient of thermal expansion by cross-linking its thr

Calcium fluoride (CaF2) double concave lens, with high hardness, strong resistance to mechanical shock and thermal shock, and good transmittance in UV, visible and infrared fields, are widely used in scientific and technological fields such as lasers, inf

Barium fluoride has high transmittance from 200nm-11um region. Although this property is similar to that of calcium fluoride, barium fluoride has better transmission beyond 10.0um and is more resistant to higher energy radiation. Barium fluoride is common