• Fully multi-coated optics
• BaK-4 prisms
• PENTAX waterproofing
• Long eye relief
• Inner focus optics design

Maximum light gathering capabilities

Then Pentax 20x60 S-Series Waterproof Binocular features a large objective lens elements provide maximum light gathering capabilities and are perfect for use in low light conditions. Premium multi-layer coatings assure the maximum light transmission through the binocular. The result is bright, crisp, true-to-life images in the widest range of viewing conditions.

Rigid body construction makes these binoculars extremely rugged to maintain optical alignment. This ensures comfortable viewing throughout the life of the product. Waterproof and nitrogen-filled (JIS Class 6) to handle the most extreme weather conditions (submersible to 1m).