UVenus 1.25″ UV-PASS filter(Design for Venus imaging)
UVenus filter is an ultraviolet filter, only allow 320nm-380nm ultraviolet light pass, it can be used to shoot the clouds of Venus.
Specifications: 1.25 inch, thread M28.5*0.6
Frame thickness: body 5mm+ thread 2.5mm, a total of 7.5mm
Thickness of filter lens: 2.5mm
Bandwidth: 60nm
CWL (center wavelength):350nm
PV: 1/4 lambda
Transmittance: >75%
Blocking depth: OD5 (200nm-800nm), OD3 (800nm-1100nm)
Why to use a UVenus filter?
As we know, Venus has very thick atmosphere, and the clouds has very high reflection of ultraviolet. Using a UVenus filter will enhance the details of Venus. Our UVenus filter has 75% peak transmittance and OD5.0 off-band blocking, it will improve the imaging effect a lot!
UVenus filter using color optical glass and over 100+ multi-coating process, to make sure this filter has very good quality.
Multi-coating and color optical glass, make this filter has very beautiful color on both sides.