Concealed and practical bird watching mirror

Model: 5x20
Structure: Monocular
Function type: Ordinary telescope
Purpose: Civilian Telescope
Instrument magnification: 5
Exit pupil distance: 15 (mm)
Exit pupil diameter: 6 (mm)
Field of view: 7°
Resolution: ≤9.5″
Mini folding periscope: minimum length is about 43cm and maximum diameter is about 3.5cm, which can be directly inserted into the gap under the door of 6 cm width for observation. The angle can be adjusted and there is no blind angle; suitable for hidden observation.
Full metal alloy shell, professional-grade product! Hand-held can be carried with you, the length can be extended from 43CM to 70CM, the observation lens 2X2CM. The height of the objective lens can be adjusted up and down, with telescope function, so you can observe close distances and observe distant targets Without being discovered by the target, it is suitable for hidden observation!
Magnification: 5x Viewing angle: 8.5 degrees
Diopters: +/- 5 diopters
Diameter: 3.5 mm Distance: 20 mm
Maximum extension length: about 70CM minimum retraction length: about 43CM
Including: periscope, detachable handle, exquisite outer packaging.