Min. Order Reference FOB Price
1 Piece US$5.00-99.00 / Piece
Product Description
Product Description 52mm Focal 200mm Doublet Objective Lens DIY Astronomic Telescope ED Green Film Achromatic lenses, usually consisting of two optical elements cemented together.It is the most cost-effective lens for good polychromatic illumination and imaging. Achromatic are excellent ...