Parameters: Model: 2.5 x 17.5 Structure: monocular Function type: telescope Instrument magnification: 2.5 times Objective diameter: 17.5mm Exit pupil distance: 7mm Exit pupil diameter: 2.6mm Field of view: 40m / 1000m Resolution ratio: 4.5 degree
Features: As a result of using three 2-group lens, imaging clear and bright. Compact, just set in the fingers can observe distant objects. Made with high-quality composite whole achromatic lens, high-quality AR-degree film and all-metal material. Mini telescope with a ring, can be used as a key chain, easy to carry with you. You can use this telescope to see some people easily and won't be noticed.
Package weight: 0.065 kg Package Size(L x W x H): 5.00 x 4.00 x 4.00 cm / 1.97 x 1.57 x 1.57 inches
Package Contents: 1 x Monocular Telescope, 1 x Plastic Box