Optical Flat Glass FiltersOptical Flat Glass FiltersSend InquiryLive chatProduct DetailOptical Flat Glass FiltersTags:Optical Flat Glass FiltersShare:PREVIOUS:Fixed Focal Length Lenses-f 8.0mmNEXT:Optical Spherical Glass FiltersRelated ProductsDouble Convex LensesPlastic Optical Holders H001Aspherical Plastic LensFixed Focal Length Lenses-f 6.0mmDoublet LensesFixed Focal Length Lenses-f 4.0mm