Mini monocular binoculars camping essential Monocular tescope

 Feature:
1. This monocular provides 12mm eyepiece and 21mm objective diameter.
2. Fully coated optical elements to ensure excellent light transmittance and brightness.
3. One-handed operation, small and light, with wrist strap, easy to carry.

Specification:
Product Model: 30x25
Magnification: about 7-10X
Eyepiece diameter: 12mm
Objective lens diameter: 21mm
Field of view: 1000m/7000m
Prism material: BAK4
Colour: Black
Size: Approx. 9.1 x 3 cm
Objective lens coating: green film
Eyepiece coating: blue film

Hint:
1. Due to manual measurement, please allow 1-3mm difference.
2. Due to different monitors and different light, the pictures may not show the actual color of the goods. Thanks for your understanding.