Nikon Monarch M7 8x42 All binoculars in the MONARCH M7 series offer an apparent field of view of over 60°, ensuring you never miss a wildlife observation. With the MONARCH M7, observe birds taking flight or hidden wildlife with a clarity never before seen in this class of binoculars. The models with 42 mm objective lens diameter weigh a maximum of 680 g, making them extremely lightweight for binoculars of this class.