¡ö High quality optical components coated with special film, created a high- quality optical images. ¡ö Formed flat and good contrast image, especially in the peripheral visual field, it is more bright and clear. to get a clear image. ¡ö Suit to ergonomic design, the best height of the eyepoint, uses feel less fatigue when long time use. ¡ö The zoom hand wheel (axial) bilateral settings, easy operation, high precision zoom repeat. carton and foam carton size:50*40*38cm GW:9.7KG NW:8.2KG