FONIX Adjustable Focus Glasses Free Wearable Binoculars Telescope Magnifier Glasses For Fishing Bird Watching Sports Concerts

Description:The Binocular Glasses use the working principle of a remote telescope to adjust the focal length on both sides of the frame to obtain clarity. Designed for fishing, bird watching, sports, concerts, theater,TV, and sightseeing.Specifications:Name: Binocular GlassesProduct size about: 14.5*14cmWeight about: 75gMaterial: ABS+GlassMagnification : 300 ~ 400%Model: Fishing telescopeFunction type: Low-light telescopeResolution: 8.9°Field of view: 148m/1000mExit pupil distance: 5 (mm)Exit pupil diameter: 10 (mm)Package Includes:1 * Fishing Telescope