The ND filter is used to reduce exposure light to improve photo quality when shooting the sun or over-bright objects. The sun will appear in a natural orange color when shooting through your DWARF II using this filter. Attention: To install the UHC/ND filters on DWARF II, you need to use a magnetic filter adapter. And when shooting the sun, you need to install two ND filters for the two cameras in DWARF II, or it may damage the sensor of DWARF II. Specifications ND Transmittance: 1/1000000 Diameter: 1.25'' Screw thread: 28.5*0.6mm Net Weight: 6g Warning Keep the surface of the filter clean. Please do not use it when it has obvious dust or fingerprint, or it will affect the photo quality. Clean advice: If there is any dirt, we suggest using a blower or cleaning with glass wipes.
