Though the brand came into being during 1913, its first production was binoculars during the year 1919. In the present scenario with the past years of experience it develops new range of binoculars and the telescope that are been distributed around the world.
Model: Barr & Stroud Sprite 20×50 Monocular
This B&S Sprite 20×50 monocular has a powerful definition yet it is suitable for the space conscious people who get impressed of its ultra compact design. Outstanding in its features and performance this single-handed device can be used for general outdoor observation, bird watching and hunting purpose. Its functionality is been added as it is compatible with the tripod and owns one sturdy tripod as its accessory.
Structural Details: Known for its state of design being compact the dimension and the weight of Barr & Stroud Sprite 20×50 BAK-4 Monocular are 165 x 88 x 60 and 425 grams. True to this statement, that handling the device is simple and can be carried along at all times. The glass used is Bak-4 type and is been a fully multi coated optics. The viewfinder is straight and not angled; this may be a hinge for the comfortable observation. The body is been made of polycarbonate construction which is the reason behind its lightweight. The armouring is rubber made that protects the device from mishaps and abrasions. It also makes it extremely rugged and durable. As a special feature is its nitrogen purged that makes the device waterproof, fog proof and shockproof.
Magnification and the Objective lens: With respect to the magnification, its ability is 20 times its original size. It is justifiable for general outdoor observation and suits best for the naturalist. The objective lens measures 50mm that shows the light gathering ability of the device. Among the models that have less aperture this stands good. It is again suitable for the general outdoor viewing.
Other Technical Details: With the exit pupil of 2.5mm that is been found in the center of the objective lens supports the lens in its light gathering ability. The close focus should also be noted and studied as when the user views the moving objects this helps to determine the suitable for any particular applications. The provided close focus of Barr & Stroud Sprite 20×50 Waterproof/Fog Proof Monocular is 2.5m. It does offer an apparent view at the distance of 1000m as 50m. The provision of tripod bush makes it possible to be mounted on the tripod to obtain hands free observation.
Guarantee and Package Contents: B&S offers its customers the accessories of Carrying case and tabletop tripod as the package contents and the guarantee for 5-year period.
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Barr & Stroud Sprite 20×50 Monocular with Tripod – Technical Specifications
| Manufacturer | Barr & Stroud |
| Model Name | Sprite 20×50 Monocular |
| Product Code | 802050 |
| Dimensions | 165 x 88 x 60 |
| Magnification | 20x |
| Prism Type | BAK-4 |
| Aperture | 50 mm |
| Construction | Polycarbonate |
| Features | Light weight and ultra compact design
Soft rubber eyecup Straight view finder |
| Exit pupil | 2.5 mm |
| Weight | 425 grams |
| Close focus | 2.5 m |
| Lens coating | Fully multi coated |
| Application | Outdoor enthusiast and birdwatchers |
| Rubber armouring | Yes |
| Waterproof/fog proof | Yes |
| Included in the package | Carrying case and table top tripod |
| Guarantee | 5 years |
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Thursday, February 18th, 2010
