Product Descriptions：
| Characteristics: | UV220 filter |
| Type: | Interference type |
| Central Wavelength (CWL): | 220nm |
| Full Width at Half Maximum(FWHM): | 20nm |
| Transmittance(%) : | Tp≥50% @220nm , Tavg.≥90% @400-1100nm |
| Optical Density(OD): | OD2 |
| Shape: | customized |
| Color: | Transparent |
| Surface Quality: | 60/40 |
| Dimension(mm): | Customized |
| Thickness(mm): | 1.0mm |
| Substrate: | Optical Glass |
| Remark: Spectral range:200-1100nm. | |
Measured Spectral Graph:
 |
Picture 1: UV220/400-1100nm UV filter spectral measurement |
What is a UV220 short-wave ultraviolet filter?
UV220 is a short-wave ultraviolet filter with a central wavelength of 220nm. It is mainly used to separate 220nm ultraviolet light, suppress interference from other wavelengths, and improve detection accuracy and signal-to-noise ratio.
Related products:
UV210, 200-230nm UVC transmittance, Visual light blocking, UV bandpass optical filters
Shenzhen Hengda Liyuan Optoelectronics introduced advanced optical vacuum technology that apply depositing nano-materials through ion-assisted evaporation onto a multilayer hard film in a high vacuum environment which coating layer is firm and has good tightness, and small bandwidth drift. Besides, Liyuan optoelectronics have been focus on optical coating for more than 17 years ,and the company offer one-stop optical filters solution including Narrow Bandpass Filters, IR cut-off Filters, Longpass Filters, Shortpass Filters, Notch Filters, ND filters, Star filters and Optical sapphire block.
