Magnification: NONE Model Number: OT004 Product Type: Other Item Name: Eyepiece Eye Cups Eye Guards Caps for: Stereo Microscope, Binoculars, Telescopes Color: Black Material: Rubber Quantity: One Pair (2 Pieces) One Pair Rubber Eyepiece Eye Cups Caps Eye Guards for Stereo Microscope Binoculars Telescopes Eye Cups Inner Diameter: 29-36 mm Specifications: Item Name: Eyepiece Eye Cups for Stereo Microscope / Binoculars Telescopes Color: Black Material: Rubber Quantity: One Pair (2 Pieces) Attention: 1. Only the rubber eye cups are included; eyepiece and other items are not included. 2. We offer other sizes of eye cups; please for more information. Package Included: One Pair Eye Cups