Focus Bristol 10x42 is a versatile nature binoculars in a roof-prism construction with a diameter of 42 mm, light weight, compact dimensions, good anti-reflective coatings and adjustable eyecups. Comes with a case and neck strap.
Technical parameters
• magnification: 10x • lens diameter: 42 mm • exit pupil diameter: 4.2 mm • minimum observation distance: 3 m • angular field of view: 5.1 ° • linear field of view: 89 m / 1000 m • prisms: BK7, roof prisms • eyecups: twist-up type • exit pupil offset: 12.3 mm • eye distance adjustment: 55-75 mm • diopter adjustment range: +/- 3 D • tripod exit adapter: yes • water tightness: no • dimensions: 135 x 150 x 56 mm • weight: 512 g
Warranty
24 months