Cost-effective series, best suited for beginners, that provides a bright and clear view.an easy-viewing, large-aperture porro-prism binocular series, assuring casual, clear observation in a wide range of applications, with a choice of four cost-effective models. With the incorporation of large-aperture objective lenses for improved light-gathering power, the new series has been developed to provide a bright, clear field of vision for casual, effortless viewing in a variety of applications, even for first-time binoculars users.The Pentax Jupiter binocular series consists of four binoculars designed for different applications. All binoculars of the Jupiter series featuring the multi-coating on the front lens. The result is a brilliant and clear depth to the image. Which is giving a three-dimensional view of the subject. Binoculars of this series are also well suited for wildlife and nature such as animals, birds or stars observation at dusk and dawn.A 50mm front lens diameter, with 10x magnification ensures a bright image, together with the Pentax Jupiter 8x40, they are the fastest focus binoculars in the series. Due to the relative luminous intensity of 25 they are particularly suitable for low light circumstances, like hunting.All these highly versatile binoculars have a rubber casing that provides a secure grip that allows you to focus on observing nature. With the tripod screw socket, these binoculars can also be mounted for longer observations on a tripod. The Pentax Jupiter series Binocular comes complete with a carrying strap and pouch..