Product Name: Natural Light Camera Filter Coating: HMC Customized: Customized Certification: RoHS, CE Lenses Color: Grey Material: Optical Glass Shape: Single-lens Transmittance: >95% Type: Flat Lens Usage: Optical, Photography Trademark: MECO&OEM Transport Package: Regular Specification: 100mm* 105mm, 150mm*150mm, 180mm*180mm Origin: China HS Code: 9002201000 Product Description It is a special filter, which is ideally suitable for astrophotography and for landscape and city photographers at night, effectively reduces light pollution during darkness. Manufactured from high quality optical glass,Double -sized nano coating ,Prevents reflections, water, oil and dirt- repellent ,Neutral behavior within the infrared light range .Photoed with Mecorex natural light filter in Singapore