Opticron Trailfinder III 8×42

Opticron Trailfinder III 8×42

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The T3 Trailfinder’s clever combination of wide-angle optics and fast focus system create a comfortable, easy-to-use range of field binoculars suited to all types of wildlife observation as well as more specialist pursuits such as hunting and field archery.


  • Roof prism optical design finished in a durable textured rubber
  • Nitrogen waterproof construction
  • Fully multi-coated optical system
  • PC Phase corrected prisms
  • Long eye relief wide angle eyepieces for extra viewing comfort
  • Twist type retractable eyecups
  • Close focus to 1.5m
  • Tripod adapter socket
Availability: 3 in stock SKU: 108
  • Description


Magnification 8x
Objective Lens Diameter 42mm
Angular Field of View 7.2°
Linear Field of View @1000 m 125 m
Interpupillary Distance 58-77 mm
Dioptre Adjustment Range ± 4.5
Eye Relief 21 mm
Close Focus 1.5 m
Weight 742 g
Dimensions 140mm x 128mm x 50mm
Environmental Protection Waterproof
Nitrogen Filled Yes
Included Accessories Strap | Case | Objective lens covers | Rainguard | Lens Cloth | Instruction Manual
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