Disk, Air Spaced Doublet Achromatic Lens

P Achromatic Lens Type Disk, Air Spaced Doublet Form Polished All Sides Material Glass. Coating Ar Visible Mount Al Cell/With Retaining Ring. Dimensions: Od 1.15″ Ca Can/A Thk .96″ Radius N/A Fl 5-6″ ***MPN ***OEM Custom ***SKU*** GLS272