Zeiss Marine 7×50 GA T Binocular
This model ‘Marine 7×50 GA T Special Binocular’ catagorised under the special binocular series of the brand ‘Zeiss’. Specially designed with the right technical is this product for the use on the beach and during the sea travel. It can be the best choice for the sailors and the navigators. True to its special make is that it performs to the best even on the turbulent grounds. The unstable water travel cannot disturb using this model. Further, the read ahead is the review of Zeiss Marine 7×50 GA T porro prism Binocular that gives complete particulars of this product.
Prism:
Designed with the porro prism that is one of the popular technology of magnification, it offers the device to come into the compactness and makes handling easy.
Magnification:
Herewith is the capacity of magnifying the objects to 7 times, which means that the viewing objects appear to the 7 times bigger than its original size. Most of you might think that this ability will not be sufficient but the maker of Zeiss Marine 7×50 Porro Prism Binocular combines it with rich technical making it possible to serve the purpose.
Aperture:
The embedded objective lens of this device measures 50mm, while such huge aperture can be found in models of higher magnification. Zeiss gives the advantage for this Binocular to enjoy the big objective lens. This transforms better light to the view through the device. Its light gathering is high comparatively and hence the far off objects can be discussed in details even after the observation of short span.
Physical Characteristics:
Like most of the models available in the market this too is been attired in black colour. The housing comes with the rubber armouring that is highly shock absorbent. It measures 136mm length x 215mm width and weighs 1200 grams. Designed with the individual eyepiece focusing and they are made of rubber that permits to view with the eye glasses put on. Doubtlessly, being a product for the marine activities it is been made to be waterproof with the nitrogen gas purged.
The Image Brightness:
Not just the aperture that determines the brightness of the viewing objects but there are quite a few technical aspects that determine to product brighter and clearer vision of the viewing objects. One similar to the aperture is the exit pupil that is been found in the center of the objective lens in a circle. It measures 7.1mm in diameter and the larger is the size the brighter will be the images. This product has a competitive exit pupil. The geometric brightness accounted is 51 and the twilight factor is 18.7.
Focus Distance:
This model can be viewed with the required distance and the field of view at the distance of 1000m is 130m, while the apparent field of view is 52 degree. This is quite justifying when on move and the observe the moving objects. The close focus distance is 6.5m where by even when the moving objects comes to a close distance it can be observed with the same device. Zeiss Marine 7×50 Waterproof / Shock Proof Binocular gives an eye distance adjustment range of 53mm to 78mm. another interesting factor determined is the eye relief that is 18mm, this makes it comfortable for even the spectacle wearers enjoy the binocular view without the feel of disturbance.
Included parts and accessories:
This Binocular comes with the Eyepiece cap, neoprene carrying strap with air cells padding and the objective lens cap as the package contents.
Zeiss 7×50 GA T Marine Binocular - Technical Specifications, Features
| Manufacturer | Zeiss |
| Model Name | Marine 7×50 GA T Special Binocular |
| Prism Type | Porro |
| Magnification | 7x |
| Diameter of Objective Lens | 50 mm |
| Relative brightness | 51 |
| Twilight factor | 18.7 |
| Eye relief | 18 mm |
| Exit pupil | 7.1 mm |
| Eye-Distance adjustment range | 53 - 78 mm |
| Field of view at 1000 (meters or yards) | 130m |
| Dimensions | 136mm length x 215mm width |
| Close focus | 6.5 m |
| Weight | 1200 g |
| Water proof/ fog proof | Yes |
| Housing | Sturdy, rubber armouring and rubber eye pieces |
| Applications | Water sports and even on the turbulent grounds |
| Included parts and accessories | Eyepiece cap, neoprene carrying strap with air cells padding, objective lens cap |
Leave a Reply