SCHOTT Colored Glass Heat Absorbing Shortpass Filters feature SCHOTT’s KG color glass, providing excellent absorption of infrared radiation. These filters can also be used as shortpass filters, passing visible wavelengths while blocking infrared radiation. SCHOTT Colored Glass Heat Absorbing Shortpass Filters are ideal for protecting sensitive components from heat generated by high intensity illumination systems. Custom sizes from 5 to 160mm are available upon request; for more information, visit our Colored Glass Filter Manufacturing capabilities webpage.
Click here to download SCHOTT’s colored glass filter calculation program which can be used to calculate the internal transmittance and external transmission of each SCHOTT glass type. The program can simulate the performance of individual filters with user specified thickness or of stacked filters with varying glass types and thicknesses.
Interactive transmission curves are also available here.
If you have a need for any round, square, or rectangular size of a SCHOTT Colored Glass Heat Absorbing Shortpass Filter in dimensions between 5mm and 50mm, please visit our Colored Filter Glass Tool. We’ll provide an immediate quote, and can deliver the part to your requested size in approximately 2 weeks. A full list of standard manufacturing tolerances and restrictions are listed. For fully customized filters to your requirements, visit our Customized Optical Filter Glass Capabilities page.