Francis Barker E8x42RM Binoculars


Francis Barker E8x42RM Binoculars

These E8x42RM Binoculars have been designed to meet the requirements of the modern fighting  Whether in urban, jungle, desert or sea environments they are designed to give a clarity and brightness offering real benefits with a sizeable weight reduction from current in service


The Defence Products Division of Pyser-SGI has been manufacturing and supplying quality,

precision-engineered optical products for over 50 years. Throughout this time binoculars have been

supplied to armed forces worldwide, resulting in a committed long-term supplier/customer

relationship based upon a comprehensive through-life-cycle support. This success has been

achieved by supplying a product with superb fully coated optics and prisms for the brightest

possible image and a wide, clear field of view, housed in a precision-cast, finely machined, ultralight anodised alloy body.

Made in the UK

Objective lens dia (mm) 42
Manification 8x
Field of view in degrees 6.2
Field of view in metres 108 at 1000m
Eye relief distance (mm) 19
Exit pupil diameter (mm) 5.2
Minimum close focus distance (m) 3
Eyepiece lens diameter (mm) 20
Individual eyepiece dioptal focusing Yes. One Eyepiece Dioptre Adjustment
Interpupillary adjustment (mm) 57 to 73
Mils reticle/Graticule H +40 to -40 Mils, In 10 Mil Divisions
Optical coating MgF2 fully coated
Prisms Bak-4
Relative Brightness 27
Height (mm) 139
Width (open) 125
Width (closed) 108
Weight (grams) 635
Construction of body Aluminium diecast
Waterproof rating 1m for 5min
Nigtrogen filled, repurgeble Yes
Colour Black
Case Soft Black


E8x42RM feature robust rubber armouring to protect against the hardest environmental conditions

and filled with dry nitrogen to prevent fogging. Naturally, E8x42RM are totally immersion proof and

have large exit pupils for superb low light usage. Pop-up eyecups are standard for ease of use by

wearers of spectacles, sunglasses or goggles. Each binocular is supplied with a rainguard, rubber

objective covers, comfortable wide fabric neck strap and case. Each binocular is fitted with a

reticle for accurate measuring of distance or object size.

These are the binoculars that, following exhaustive user and environmental testing, were chosen by

UK Land Forces to update their binocular fleet

Made in the Uk