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product description
Optical structure: refraction Caliber: 100mm Focal length: 540mm Focus ratio: 5.4 Finder: Observation tube Eyepiece: 8-24 zoom eyepiece Magnification: 22-66x Field of view: 1.8°-1° Linear field of view: 95FT @ 22x 53FT @ 67x Eye gap: 18mm @ 22x Near focus: 10m @ 22x Coating method: multilayer coating Lens tube length: 482.4mm Weight: 2000g Accessories: portable soft case