From early morning birding to late afternoon boating—and even stargazing—MONARCH M5 12×50 binoculars brighten every moment with stunning realism and detail. Large 50mm objective lenses maximize light gathering while 12x magnification delivers long-distance reach and an immersive 60.8° field of view. Premium optics with ED glass and dielectric multilayer coatings waterproof and fogproof performance and eco-friendly construction—all in a class-leading lightweight body.*

The lightest 50mm ED glass binocular in its class.^*At just 650 g/22.9 oz. MONARCH M5 12×50 binoculars are comfortable to carry easy to maneuver and steady to hold.
ED glass. Reduces common distortion chromatic aberration and color fringing for a clearer sharper view.
Enhanced low-light capabilities. A dielectric high-reflective multilayer prism coating maximizes light transmission across the visible spectrum.
High definition. A phase-correction coating is applied to the roof prisms to increase definition and clarity.
Fully waterproof. Ideal for boating the lake the beach and of course rain sleet and snow. Not intended for underwater use. Can be submerged down to 3.3 feet for up to 10 minutes.
Fogproof construction. Especially useful when moving from a warm vehicle or building into the cold winter air.
Wide view. Enjoy a more immersive experience with a wide 60.8° apparent field of view.
Eco-friendly glass. All lenses and prisms are lead-free and arsenic-free. Better for you. Better for the environment.
Close focusing. Get as close as 14.8 feet from your subject for striking highly detailed views.
Turn-and-slide eyecups. Retract them for use with eyeglasses. Extend them to your ideal position for comfortable naked-eye viewing.
Long eye relief. Enjoy a comfortable clear field of view with or without eyeglasses.
Tough-skinned. An enhanced rubber-armored body provides a non-slip grip and protection from bumps and bruises.
Hard-bodied. Built from strong fiberglass-reinforced polycarbonate resin to protect against the occasional drop or bump.

*As of February 23 2026 among binoculars with a 50mm-diameter objective lens and 10x or 12x magnification employing an Extra-low Dispersion Lens released at that time. Based on Nikon Vision research.