Nikon 12×56 Monarch ATB Binocular is similar to the 12X42 model, except for the fact that it has a much larger objective lens diameter (56mm). This is the biggest size in the Monarch roof prism line of binoculars. The 56mm objective lens diameter makes it perfect to enhance low light situations.
The binocular has 12X magnification, which means you will be able to get right up on the action, without losing optical or image integrity. The Monarch 12×56 All Terrain Binocular has a 4.7 exit pupil as well as 22.1 relative brightness.
The Nikon Monarch 12×56 Binoculars have a rugged design, which makes it perfect for use outdoors, hiking, camping, Marine sports, mountaineering, and fishing and for people who wear eyeglasses. The design of the binocular makes it 100% waterproof and fog proof. It is for those reasons it is known as an all-terrain binocular (ATB). Like all Nikon binoculars, this one is backed by a 25 year limited warranty.
The Nikon Monarch 12×56 DCF Binocular also features fully multicoated lenses for maximum image quality and light transmission. It also provides great performance as a result of the brightness and image integrity that it possesses. The binocular lenses are made with Eco-Glass, which is exclusive to Nikon. This means the lenses do not contain any lead or arsenic. The prisms have phase correction coatings and high reflection mirror coatings. This allows for the 12X56 binocular to provide intense resolution and sharpness.
The dimensions for this binocular are 7.8 x 5.7 inches. It weighs 41.6 oz. It is waterproof and weatherproof. The binocular is designed with a rubber armored exterior, which is matted. This makes it very ergonomic and easy to hold, as well as gives it shock resistance. There are turn and slide eyecups that come with a long eye relief (16.3mm). This eye-relief makes it easy and comfortable for people to use if they have eyeglasses or not. There is also an adjustable diopter and central focus wheel, that make it easier to focus the binocular.
Nikon Monarch 12 x 56 Magnification (power)
When searching for binoculars they are often described by a pair of numbers. For this particular item, it is “12×56”. The first number that is used is the magnification that this binocular provides. People buy a binoculars for magnification and in this particular case, “12x” makes things look twelve times closer. Keep that in mind when looking for your Nikon Monarch. The first number always represents the magnification.
People should be aware that everything is magnified when viewed through binoculars. As a result of this, the higher the magnification, the more pronounced movements and shakes will be.
Objective lens (diameter)
The second number that is linked with binoculars are often given a number based on the diameter of the objective lens. This number represents its size in millimeters. When you see binoculars like the Nikon Monarch “12×56,” the “56” means that the front lenses of the binoculars are 56mm. This is extremely important to know if you are looking for binocular that will work in low or dim light. The larger the diameter, the more light will be able to enter into and be focused on the eyes. In low light an object will appear much brighter in binoculars that have the diameters, compared to smaller ones.