Dichroic Shortpass Filters are designed for a 45° angle of incidence. The rejected light is reflected at 90°, making such filters ideal for fluorescence applications or spectral beamsplitters. The filters feature low polarization dependence, broad spectral ranges.

　　Material: Optical float glass (B270)

　　TWE: wave/ 4 @ 633 nm

　　Parallelism: <30“

　　Surface Quality: 60-40

　　Dimension Tolerance: +0.0/-0.1mm

　　Thickness: 2mm ±0.2mm

　　Central Wavelength tolerance: ±10nm

　　**Transmission: Tavg>90%

　　**Reflection: Ravg>98%

　　Clear aperture:>90%

　　AOI: 45°

　　Central wavelength(λC): The wavelength with transmission=50% Tax

　　**The incident light is in random polarization.