This is Best Barr and Stroud Binoculars.

The Barr and Stroud binoculars is the best all rounder in the range objective lenses in combination with its most quantity of light all the way through to the users eyes, this is essential if the spectator will be using the Barr and Stroud binoculars in dim light conditions such as dawn at a bird's plumage in dense foliage where the light is limited Barr and Stroud binoculars which are also comparatively simple to hold, such as a tripod, mono pod or hide clamp, in most circumstances high precision binocular for the serious observer.

The newest line as well as their top of the range in their name gives a hint to the main selling point of these Barr and Stroud binoculars and glass lenses. This high quality, high precision lenses have less air bubbles and glass deformities in them that are more likely to cause image distortion so basically the extra low because it concentrates and directs the wavelength of light more efficiently onto observer eyes.

The roof prisms meaning that they are made of better quality optical glass that will help in ensuring you get a high contrast and sharp picture over the full field binoculars also have a set of phase correction coatings on the prism glass that keeps light in correct color phases, yielding brighter images and higher sharpness. The fairly standard for a full size roof prism binocular they are one of the lightest full size binoculars.