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Carson Optical > 
Item#: 9SIA62V3CJ1323

CARSON JK-842 JK Series Close-Focus, Waterproof Binocular (8 X 42mm)

Ships from United States. Most customers receive within 4-8 days.

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  • JK-842
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The Carson JK-842 is a pair of waterproof and fogproof binoculars which boasts superior close focus capabilities, ideal for wildlife viewing, hunting, birding, hiking or fishing. It features BAK-4 prisms and fully multi-coated optics for crisp, clear viewing. Large 42mm objective lenses gather plenty of light to ensure the viewing image is bright even in low light conditions. Large focus wheel and independent right diopter adjustment provide maximum focusing flexibility. Twist-up eyecups stop in three positions to provide optimal eye relief for all users.

  • newegg Superior Close Focusing The Carson JK-842 allows you to focus on objects as close as 6 feet in front of you, which is particularly important for wildlife viewing because it allows you to view the details of a bird or animal out of nowhere.
  • newegg Excellent Magnification Capability The Carson JK-842 features powerful 8x magnification capability to provide a clear and enjoyable viewing experience of the objects in the distance.
  • newegg Fully Multi-Coated Optics The Carson JK-842 features high-quality optics with full coating to minimize glares and reflections for excellent brightness and resolution.
  • newegg High-index BaK-4 Prisms The Carson JK-842 uses high-index BaK-4 prisms for ultra bright, crisp images from edge to edge.
  • newegg Precise and Flexible Focusing The large focus wheel turns smoothly for precise focus adjustments. Independent right diopter adjustment makes it possible to adjust the focus to allow for strength differences in each eye.
  • newegg Waterproof and Fogproof The Carson JK-842 is O-ring sealed and nitrogen purged for reliable, all-weather operation and you can use it anywhere without worrying about rain, spills and fog as it guarantees performance in these conditions.

Learn more about the Carson Optical JK-842




Magnification: 8x
Lens Size: 42mm
Prism Type: BAK-4
Lens Coating: Fully Multi-Coated
Eye Relief: 22mm
Weight: 1.34 lbs.
Dimensions: 5.75” x 5” x 2”
Warranty, Returns, And Additional Information
  • Warranty
  • Limited Warranty period (parts): Lifetime
  • Limited Warranty period (labor): Lifetime
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