AC685-22.5 Acrylic NIR Longpass Filter M22.5x0.5

MidOpt AC685-22.5 Acrylic NIR Longpass FilterAC685 IR Pass/Visible Block filter material is a 2mm thick acrylic sheet with carefully controlled NIR spectral properties. It can be laser cut according to customer specifications and is typically mounted over full spectrum UV/Visible/IR lamp-based lighting to ensure that (mainly) infrared light reaches the subject while otherwise distracting visible light is effectively blocked.Not available in 1mm thickness or standard 25.4 C-Mount option. For filters thicker than 1mm, we offer an alternative mounting solution with an overall thickness of 5.5mm. This mount can accommodate filters up to 3.5mm thick.MidOpt AC685-22.5 Technical Specifications: Product Line / Series AC - Acrylic Longpass Filter Model AC685 Filter Type Acrylic NIR Longpass StablEDGE Yes Useful Range 710nm - 1100nm Tolerance +/- 10nm Peak Transmission ≥90% Surface Quality 80/50 Filter Size 22.5mm Filter Thread M22.5x0.5 Outer Diameter 24mm Clear Aperture