The enhanced observation capability of the Papilio binoculars is made possible by a PENTAX Convergent Lens Optical System Engineering (CLOSE) mechanism. The CLOSE mechanism automatically slides the left and right objective lenses toward the center when the focus is fixed at a short distance. No other binoculars like them on the market! # Exit pupil: 2.5mm # Actual field of view: 6 degrees # Apparent field of view: 51 degrees # Field of View @ 1000m: 105m # Eye relief: 15mm # Near focus: 0.5m # Weight: 290g
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