It is a lightweight pocket-size telescope allowing you to obtain images from close focus distance to infinity. The roof prism system is built in the unit to give you erect images.
This telescope will be a great help when you enjoy sports events, concerts and exhibits. It will be also useful when you check time schedules at a station or any letters hard to see at distance.
|Objective lens aperture||ø 8 mm||ø 10 mm|
|Field of view (angle)||11°||10°|
|Field of view (close up)||12 mm||29 mm|
|Visual field (at 1000 m)||192 m||175 m|
|Eyepiece diameter||4 mm||2.5 mm|
|Focus (close up)||100 mm||200 mm|
|Size||ø 22.5 x 50 mm|