ULTRALIT ® glass lens. - Magnification: 10x. - Lens diameter: 42 mm. - Exit pupil: 4.2 mm. - Eye relief: 15 mm. - Field of view: 6.8°, 114 m/1000 m. - Close focus distance: 1.2 m. - Dimensions: 140 x 110 x 51 mm. - Weight: 780 g.