Vanguard Mariner 7×50 Marine Binocular
Vanguard was time-honoured in 1986 as Guardforce Corporation where in distribution, innovation and designing of photo and video accessories were the core activities. With constant efforts they became of products with international standard recognition. With such a driving force they produced wide range of optical products that includes binoculars. Today recognized as a vanguard international group ltd is wide spread and Vanguard Mariner 7×50 Binocular is one of its success model.

This Binocular goes out of the ordinary for boating and marine applications. Structured in a way that this model is best suited for the water bound space.
- Strong body
- Thick rubber armouring
- Waterproof
- Non slip grip
- Light in weight
- Floating neck strap
Apart from such a suitable engineering has a very attractive colour of yellow and this ergonomic design has a dimension of 5 ¾ length x 8 ½ width in inches. This Binocular belongs to the Porro prism type and consists of Bak4 prism. This makes the binocular very effective in terms of transmission, contrast levels and comfort. The eyecups feature with the fold down type which is easy to maintain. The large objective lenses keep the observation going even when the light dims away. With the help of the special internal reticle illuminator and compass makes a great choice for low light situations and darkness. Found in Vanguard Mariner 7×50 Marine Binocular is the individual focusing system which permits simultaneous adjustments and focus with the help of the diopter scale. The scale located in the reticle can be used to calculate the distance of the viewing object.

The field of view at 1000 yards is 398 yards and the near focus allows as close as 13.1 feet. With the high eye relief of 20 mm makes it suitable for spectacle wearers. Weighting only 39.9 oz is the outcome of light weighted alloy housing and rubber armouring and this also functions as a shock absorbent. Vanguard Mariner 7×50 Water Proof Binocular is waterproofed and it is water tight to a depth of 5 metres under water. Feat not as a special floating neck strap is provided which keeps the binocular floating on the water surface for easy location.

Vanguard Mariner 7×50 - Boating, Marine Binocular - Specification Table
| Manufacturer | Vanguard |
| Model Name | Mariner 7×50 Binocular |
| Prism Type | Porro Bak 4 |
| Magnification | 7x |
| Diameter of Objective Lens | 50 mm |
| Dimension(Length x Width) | 5 3/4 x 8 ½ inches |
| Eye Relief | 20 mm |
| Field of view at 1000 yards | 398 |
| Waterproof | Yes |
| Close focusing distance | 13.1 feet |
| Available colours | Yellow |
| Weight | 39.9 oz |
| View angle | 7.6 |
| Applications | Boating, Marine application |
| Included | Floating neck strap |





