The binocular is very compact, lightweight, and features a single piece frame that houses objectives, which allows for a synchronised interpupillary adjustment. To accommodate eye glasses wearers, the binocular offers twist-up rubber eyecups. Also included are a carrying case, a neck strap, and eyepiece covers.

Optical Performance

- BAK4 Porro prisms

- Aspherical optical elements offer edge-to-edge image sharpness

- Fully multi coated optics

- Minimum focus of 20 Inches

- Interpupillary adjustment

- Diopter adjustment

Construction Details

- Single piece objectives' frame allows for a synchronised interpupillary adjustment

- Contoured body provides a comfortable grip

- Centre focus knob offers an easy focusing

- Twist-up rubber eyecups

- Integrated 1/4"-20 tripod socket

Specifications:

- Prism Type: Porro

- Magnification: 6.5x / 8.5x

- Objective Lens Diameter: 21 mm

- Angle of View: 7.5o (actual) / 6o (actual)

- Field of View:

393.7' @ 1000 yd / 131.2 m @ 1000 m (6.5x21)

315.0' @ 1000 yd / 105.0 m @ 1000 m (8.5x21)

- Minimum Focus Distance: 10.4' / 3.2 m

- Exit Pupil Diameter: 3.2 mm (6.5x21), 2.5 mm (8.5x21)

- Eye Relief: 15 mm

- Interpupillary Adjustment: Not Specified by Manufacturer

- Dioptric Correction: Not Specified by Manufacturer

- Focus Type: Center

- Tripod Mount: Yes

- Dimensions:

4.5 x 4.4 x 2.1 Inches / 11.4 x 11.2 x 5.3 cm (6.5x21)

4.6 x 4.3 x 2.1 Inches / 11.6 x 11.0 x 5.3 cm (8.5x21)

- Weight: 10.2 oz / 289.2 g

In the Box:

- Pentax 6.5x / 8.5x 21 U-Series Papilio II Binocular

- Eyepiece Covers

- Neck Strap

- Carrying Case