YJM25-40X100 sentry telescope is a precision optical instrument with variable magnification, suitable for long-distance observation under various climatic conditions, and can roughly measure the target distance, height and the angle between two targets.

When observing various targets, it has a clear, comfortable, real and three-dimensional feeling. This telescope has a diopter adjustment mechanism, which can conveniently meet the requirements of people with different vision and different pupil distance to watch scenes at different distances. Therefore, this telescope is a good assistant for entertainment, hunting, shipping, fishing, forest fire prevention and various scientific research long-distance observation activities.

Lens magnification: 25-40X

Entrance Pupil Diameter: 100mm

Exit pupil distance: 14mm

Exit pupil diameter: 4mm

Diopter range: ±5

Field of view: 2.5º

Eye-distance range: 58-72mm

Resolution: ≤2.4″

Elevation: 57°

Depression angle: 30°

Horizontal rotation: 360°

Weight:12 kg

Overall dimensions: 623X215X273 mm