Magnification: 10-30x Effective diameter of objective lens: 21mm
Field of view at 1000m: 56-28m Actual field of view: 3.2-1.6°
Eye relief: 12 to 7.5 mm Body size (W x D x H): 115 x 49 x 96 mm
Body weight: 260g Country of manufacture: China
Material: ABS resin Accessories: case, strap