ITEM NAME:Durable 1.25'' 4mm Plossl PL4mm Eyepiece Fully Coated Lens for Astronomical Description: The frame is made of metal, durable and lightweight to carry. 1.25 inch 4mm plossl eyepiece, provide you the widest viewing field. Plossl eyepiece allow you to optimize the image quality of your telescope in a quick and easy way. Apply to watch scenery, celestial observation, nebula and so on. Fit for any 1.25 inch diameter telescope and astronomy filters. Specification: Frame Material: Aluminium Alloy FMC Fully Coated Optical Glass Lens Lens Material: Optical Glass Focal Length: 4mm Type: 4mm Plossl Eyepiece Interface Size: 1.25 inch /31.7mm Thread:M30*0.75mm Package Includes: 1 Piece 4mm Plossl Eyepiece SKU: ALU0018470977004561.Type: 4mm Plossl Eyepiece. 1 Piece 4mm Plossl Eyepiece. FMC Fully Coated Optical Glass Lens. Focal Length: 4mm. Lens Material: Optical Glass.
