Fangrui Product Details 1. Apexel 10x42 Fixed Focus Binoculars Autofocus Telescope 2. Features: 3. No Need To Manually Adjust The Focus, It Can Be Used Directly, With A Clear Field Of Vision, Which Is A Good Helper For Observing High-speed Moving Targets 4. Wide Range Of Applications, Easy To Deal With Various Fast-moving Scenarios, High-speed Racing, Horse Racing, Hurdle Racing, Airplane Performances, Eagle Hunting, Etc. 5. Multi-coated Optics Provide Superior Light Transmission And Image Brightness 6. The Mirror Body Is Made Of Environmentally Friendly Rubber Skin, Comfortable To Hold, Non-slip And Sweat-proof 7. Other Functions: The Mirror Body Can Be Folded To Adjust The Distance, The Eyecup Can Be Rotated Up, And A Tripod Can Be Connected 8. Parameter: 9. Multiplier: 10x 10. Objective Lens: 42mm 11. Focus: 3m (nearest) 12. Field Of View: 303101ftm 13. Exit Pupil Distance: 15mm 14. Exit Pupil Diameter: 4.1mm 15. Prism System: Roof Ridge 16. Lens: Bak-9 17. Field Of View: 5.8 Degrees 18. Lens Coating: Fmc 19. Dimensions: 144 X 127 X 54 Mm 20. Product Accessories: Autofocus Telescopelanyardcloth Baginstruction Manualwiping Clothouter Packagingeyepiece Dust Coverobjective Lens Dust Cover