Product Details
Barr & Stroud Series 4 (8x42) PC Roof Prisms Binocular
The 8x42 Series 4 from Barr & Stroud feature rugged construction combined with bright optics and high resolution eyepieces to make astonishing images. Barr & Stroud Series 4 (8x42) binocular are waterproof to a depth 1.5m of water for three minutes, a lot of time to retrieve them if you have drop them in a river or lake. This requires a high degree of mechanical engineering excellence in the construction of the binocular which is evident as soon as you pick it up. This ability is further improved by the binoculars rubber armoured body which protects it from shocks. The Barr & Stroud Series 4 (8x42) PC Roof Prisms Binocular are filled with nitrogen gas which keeps water out and also stops the optics suffering from internal fogging in unfavourable weather environment, this binocular is really weatherproof.
Magnification 8x
Objective Lens Diameter 42mm
Prism Type - Barr & Stroud 8x42 Series 4 Binocular Roof Prism
Armouring Rubber
Field Of View 114m
Brightness (Light transmission factor) 27.04
Close Focus 4.5m
Lens Coating - Barr & Stroud 8x42 Series 4 Binocular Fully Multi Coated (FMC)
Prism Coating PHC Yes
Dioptre Compensation -4~+4
Exit Pupil 5.15mm
Prism Glass - Barr & Stroud 8x42 Series 4 Binocular BaK4
Tripod Bush Yes
Twilight Rate (Light gathering ability) 18.33
Eye Relief - Barr & Stroud 8x42 Series 4 Binocular 18.8mm
Eyecups Twist Up
Waterproof - Barr & Stroud 8x42 Series 4 Binocular Yes
Focusing System Centre
Interpupillary Distance 56mm~74mm
Adjustable Eyecups Yes
Dimensions 154x126x52mm
Weight - Barr & Stroud 8x42 Series 4 Binocular 660g
