Mounted M25.5 x 0.5 – UV Cut-Off Filter

Product Details Blocks UV and Transmits Visible Ideal as Dust or Protective Covers for Camera Sensors Mounted UV Filters are offered with standard photographic and lens filter mount threads. These filters are ideal for applications where UV light needs to be blocked and visible light passed. The mounted clear aperture is 5mm less than the mount diameter. The maximum outer diameter is 2mm greater than the mount diameter, except for the 62mm and 72mm, which are 3mm larger. Mounted UV Filters are clear in color and non-rotatable. Specifications General Type: Mounted Imaging Filter Physical & Mechanical Properties Clear Aperture CA (mm): 21.0 Outer Diameter (mm): 27.5 Thickness with Mount (mm): 7.00 Thickness (mm): 2.00 ±0.2 Substrate Thickness (mm): 2.5 Optical Properties Cut-On Wavelength (nm): 390.00 Glass/Filter Number: L-39 Substrate: Many glass manufacturers offer the same material characteristics under different trade names. Learn More Hoya L-39 Coating: Uncoated Color: Clear Surface Quality: 80-50 Wavelength Range (nm): 350 – 2200 Surface Flatness (P-V): 4 – 6λ Threading & Mounting Filter Thread: M25.5 x 0.50 Mount Thickness (mm): 5.2 ±0.3 Mount Thickness Including Threads (mm): 7 Environmental & Durability Factors Operating Temperature (°C): -15 to +70 Regulatory Compliance RoHS 2015: Compliant × Certificate of Conformance: View × Reach 242: Compliant ×