Monocular Telescope F90060M Waterproof High Power Spotting Scope Perfect for Bird Watching Hiking Concerts

annex Eyepiece: H20mm， H12.5mm， SR4mm， 5X24 finder mirror， 1.5x erect mirror， 3x Barlow Extender， 90 degree zenith mirror， moon filter， 1.25 m aluminum tripod， tripod tray， support ， install telescope full set of fasteners: gadget Refraction / focal length: 900mm Passage diameter: 60mm Can be grouped 45 times， 72 times， 225 times Plus 1.5x Mirror can be set 65 times， 108 times， 338 times Plus 3x Extender can be set 135 times， 216 times， 675 times Visually through the stars: 11.40， etc. Theoretical resolution: 1.842 arc seconds， which is equivalent to two objects at a distance of 0.893 cm at 1000 meters. Light power: 0.109 Main barrel color: silver gray Weight: about 4.5 kg A. About the function: This lens barrel is about 0.83 meters long， the tripod is about 126CM， and the gross weight is about 5 kilograms. The moon ring island can be seen very clearly. B. About the configuration: the focal length is 900mm， the aperture is 60mm， with 3 eyepieces: SR4 (for daytime viewing)， H20 (for moon at night) and H12.5 (see other celestial bodies). In addition， it is equipped with a 3x Barov mirror and a 1.5x mirror. C. Calculation formula: objective lens focal length / eyepiece focal length * several times Barov multiple = maximum magnification Objective lens focal length / eyepiece focal length = magnification

• Accessory tray for convenient storage of accessories
• Fully coated glass optical components with high transmission coatings for enhanced image brightness and clarity
• Erect image optics Ideal for terrestrial and astronomical use
• Slow motion controls for smooth tracking
• Quick and easy notool setup