Optical filters are indispensable components in optical systems, which optimize optical performance by selectively transmitting or blocking specific wavelengths of light. Driven by modern technology, the types and functions of optical filters are constantly expanding, and their applications have penetrated into many fields such as…
Optical filters may not be as well-known as lenses or mirrors, but they play a crucial role in modern technology, science, and everyday life. From enhancing the clarity of images in cameras to enabling cutting-edge scientific discoveries, optical filters are indispensable tools. This article dives…
Gold-plated external reflective mirror is an optical element designed as an external reflective structure by coating a gold film on the outer surface of the reflector. It is generally made of optical glass or other transparent materials as a substrate, with a layer of gold…
General parameters Center wavelength: 1570±2nmFWHM: 12±2nmTransmittance: >97%Cut-off range: 200-1950nmOD value: >OD4 Key Features Central Wavelength (CWL):1570 nm, ensuring precise transmission of laser wavelengths near this value.Narrow Bandwidth (FWHM):Typically ranges from 1 nm to 30 nm, allowing high selectivity and minimizing unwanted light.High Optical Density (OD):Provides…
Appearance description Appearance: Bright silver.Surface: No film peeling, no cracks, no pits, no scratches, no light leakage and other obvious unevenness in effective vision.Firmness: Vertical immersion in water, salt spray test, etc., the film layer does not fall off and the optical properties remain unchanged.…
Optical indicators Transmittance band: 620nm-1100nmMinimum transmittance: T>94%Center wavelength: 620nm±3Cut-off band: 350nm-610nmCut-off depth: T<0.1% Optical indicators Transmittance band: 660nm-1100nmMinimum transmittance: T>90%Central wavelength: 650nm±3Cut-off band: 400nm-640nmCut-off depth: T<0.1% Applications: Fluorescence Microscopy:Used to isolate fluorescence signals in the red or near-infrared (NIR) spectrum.Spectroscopy:Allows specific red or NIR signals…
Due to its unique spectral characteristics, the LP650 long-wave pass filter is widely used in many fields. In medical beauty instruments and equipment, it can be used for phototherapy or laser therapy of specific wavelengths; in police multi-band detection instruments, it can be used for…
Product Introduction QB18+AR is a colored glass product with brand QB18 cyan glass coated with AR film. By combining cyan glass with AR film, it not only retains the unique visual effect of cyan glass, but also enhances its optical performance through the application of…
Product Features Wavelength range: It mainly transmits short-wave light around 365nm, and can effectively cut off light with longer wavelengths than 365nm, such as visible light and infrared light.Transmittance and cutoff characteristics: The transmittance near 365nm is high, and can usually meet the transmittance index…
Main technical parameters Model: GA-NBP-940-35Central wavelength: 940nmTransmittance: T>85%FWHM: 35nmOut-of-band cutoff depth: 350-1100nm@T<0.01%Cutoff depth: OD3 to OD6 (depending on the specific product). Product Features High transmittance: It has extremely high light transmittance at the center wavelength, ensuring that the optical signal of the target wavelength can…
GIAI uses imported coating equipment and ion sputtering coating technology, which has the characteristics of high film strength, good spectral uniformity, and strong central wave stability. The specifications and sizes can be customized according to customer requirements, both square and round shapes are available. Optical…
Zinc selenide lenses are widely used in the CO2 laser processing industry, including laser cutting, engraving, marking, drilling and other laser systems. GIAI’s zinc selenide focusing lenses are available in domestic and imported products. The lenses produced can withstand high power density, and the surface…
