Sport Optics

PROSTAFF 3S 8x42/10x42

  1. Key Features
  2. Specifications

Feature Icons

  • [Roof (Dach) Prism Type]
  • [CF (Central Focusing)]
  • [Multilayer Coating]
  • [Wide Field of View]
  • [Long Eye Relief]
  • [Rubber Coating]
  • [Waterproof]
  • *10x42 model only

Application Icons

  • [Birdwatching, nature watching]
  • [Outdoors, camping, hiking]
  • [Spectator sports]
  • [Marine sports, fishing]
  • Compact and lightweight 42mm-objective lens diameter model for superior portability (565g for 8x42, 575g for 10x42)
  • Wide apparent field of view (53.4° for 8x42, 62.9° for 10x42)
  • High-reflectivity silver-alloy mirror coating applied on the mirror surfaces of the prisms for a bright and clear view.
  • Multilayer-coated lenses for bright images
  • Long eye relief design ensures a clear field of view, even for eyeglass wearers
  • Lead- and arsenic-free glass is used for all lenses and prisms
  • Turn-and-slide rubber eyecups with multi-click facilitate easy positioning of eyes at the correct eyepoint
  • Waterproof (up to 1m/3.3 ft. for 10 minutes) and fog-free with O-ring seals and nitrogen gas
  • Rubber armouring for shock resistance and a firm, comfortable grip
  • Lightweight body uses fiberglass-reinforced polycarbonate resin
Performance icons (for full size roof prism binoculars)
High Contrast High Contrast No
Field Flattener Lens System Field Flattener Lens System No
Wide Field of View Wide Field of View* Yes
ED Lens ED Lens No
High Quality Full Multilayer Coating High Quality Full Multilayer Coating No
Full Multilayer Coating Full Multilayer Coating No
Armor Coating Armor Coating No
Bright Field of View Bright Field of View No
True Color Balance True Color Balance No
Comfort View Comfort View Yes
Dielectric High Reflective Multilayer Coating Dielectric High Reflective Multilayer Coating No
Silver Prism Coating Silver Prism Coating Yes
Phase Correction Coating Phase Correction Coating No
Durable Frame Durable Frame Yes
Waterproof Plus Waterproof Plus No
Waterproof Waterproof Yes
Fogproof Fogproof Yes
Easy Operation Easy Operation Yes
  • *10x42 model only