Askar 80ED F7 ED Doublet Refractor (D80ED)

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Askar 80ED F7 ED Doublet Refractor Telescope The Askar 80ED is a telescope with an aperture of 80mm, a focal length of 560mm, and a focal ratio of F7. The optical lens features a t wo-element structure, consisting of one ED glass and one standard achromatic glass. The 80ED supports both visual observation and astrophotography. When paired with a flattener, it is optimized for APS-C format imaging while also supporting full-frame photography. Askar 80ED also has three optional imaging accessories (sold separately)—all optimized for APS-C frame photography while supporting full-frame imaging: 0.85x reducer, 0.7x reducer, and 1x flattener, each featuring a built-in 360° rotator. Technical Specifications Aperture size 80mm Focal length 560mm Focal ratio f/7 Objective lens Doublet (including one ED glass) Total length 404mm(when the dew shield is contracted) 505mm(when the dew shield is stretched) OTA weight 1.7kg Gross weight（including tube ring and dovetail plate） 2kg Rear-end thread type 2" adapter Standard package items a manual In the Box Askar 80ED F7 ED Doublet Vixen Dovetail 2" to 1,25" adapter Handle bar Warranty Askar 80ED F7 ED Doublet Specification Manual - EN Askar's Warranty Show more