1. Product Specifications: 25X30mm / magnification: 25 times / HD wide blue film
2. Objective lens diameter: 30mm / Eyepiece size: 12mm / Product width: 36mm
3. Field of vision: 270 / 1000m / focus waterproof / stretch focus
4. Exit pupil diameter: 1.2mm / exit pupil distance: 15mm / 135mm contraction / 325mm expansion
5. Prism System: BAK4 Prism / Mirror Material: Aluminum Alloy / Primary Mirror Weight: 133g
Telescope Single telescope retro telescope 25x30 high magnification, better coating, shooting different angles will show different ribbons, imaging is relatively good, high definition, color reproduction is not bad, day and night you can see the night light Situation, monocular use: Hold the viewfinder 5 parts, placed in the normal and comfortable observation position, the objective lens 6 is placed at the observation target, the eyepiece 1 is placed in the observer's eye Department, the stretch 3, followed by complete turn Out, rotate clockwise or counterclockwise, fine-tune the adjustment of the focal length 2, until the target is clear, Note: 3,4 stretching need to pull out to see the best results.
Telescope Single Tube Retro Retractable 25x30 HD High Definition Mini Shimmer Adult Outdoor Beach Travel - B07B8DV78L