Product Introduction
The Bostron 7x50 binoculars with superb image quality and high performance and be used under almost all weather and field conditions. The binocular provides the best balance between power, steadiness and image brightness. The 7x magnification is acknowledged to be the maximum strength that can be handled satisfactorily at sea or on a moving vehicle. Built with Bak-4 optics, the binocular provides clear views of natural or marine observation from dusk till down. Perfect for camping, hiking, boating, fishing and travel.
Product Parameter (specification)
|
Magnification |
7x |
|
Objective lens diameter |
50mm |
|
Eyepiece diameter |
25mm |
|
Field of View |
396ft./1000yd. |
|
Fold-down eyecups |
Convenient for use with or without eyeglasses |
|
Eye relief |
19mm |
|
Prism system |
BaK-4 Porro Prism |
|
Optical coating |
Fully multi-coated green lens |
|
Close focus distance |
Approx. 3.5m |
|
Waterproof & fog proof |
Yes |
|
Size |
200mmx145mmx65mm |
|
Weight |
900g / 2.07 lb. |
|
Armoured |
Fully rubber covered |
|
Tripod adaptable |
Yes |
Product feature and application
- Waterproof, Dust-proof, all-weather binocular suitable for outdoor use even under sever conditions such as water sports and mountaineering
- Nitrogen gas inside the binocular eliminates fogging and mold on internal lens surfaces even under extremely severe condition, such as rainstorms and high humidity
- Internal rangefinder scale and directional compass with illumination switch indicates the distance or size of the object being viewed and its orientation.
- Hi-index bak-4 prism features a bright, sharp image with vivid contrast to offer you every little detail of an object
- Rubber-coated body provides great shock resistance and a comfortable touch, firm grasp
Product details
- Fully multi-coated green lenses to maximize light transmission for superior brightness and clarity.
- Bak4 prism with top quality image.
- Large objective lens (50mm diameter) increases light gathering ability thus delivering brighter images even in low-light conditions.
- Large eyepieces (25mm diameter) for comfortable view.
- Fold-down eyecups for users wearing eyeglasses.
- 396ft./1000yd. wide field of view.
- Adjustable eyepiece focus for both eyes.
- Waterproof construction.
- Rubber amour designed to protect and absorb shock.
- Internal compass and rangefinder scales: can use natural lighting and LED light.
- Ideal for all-weather conditions.
- Color: army green
- Includes: Nylon carrying case, lens caps, manual, neck strap, and lens cleaning cloth. All packed in a color print gift box.
Deliver, shipping and service
Can be deliver by air, sea or train with durable packing.
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FAQ
Q: What does 7x50 mean?
A: The "7" indicates a magnification of 7 times, meaning objects appear 7 times closer. The "50" refers to the diameter of the objective lens in millimeters, which allows for more light to enter, providing better visibility in low-light conditions.
Q: Are 7x50 binoculars waterproof?
A: Most marine binoculars, including many 7x50 models, are designed to be waterproof and fog-proof, making them suitable for use on boats and in wet conditions.
Q: What is the significance of the objective lens size?
A: A 50mm objective lens gathers more light, improving visibility in low-light conditions such as dawn or dusk. This is particularly beneficial for marine environments.
Q: What is the field of view for 7x50 binoculars?
A: The field of view typically ranges from 300 to 400 feet at 1,000 yards. A wider field of view is beneficial for tracking moving objects, such as boats or wildlife.
Q: Are they suitable for long-distance viewing?
A: While 7x50 binoculars are excellent for general use, they may not be the best for extreme long-distance viewing. Higher magnification models are better suited for that purpose.
Q: Do I need a tripod for 7x50 binoculars?
A: A tripod can enhance stability, especially for extended viewing sessions. However, many users find 7x50 binoculars comfortable to use handheld.
Q: What are some features to look for in marine binoculars?
A: Key features include waterproofing, fog-proofing, rubber armor for grip, and a compass for navigation. Some models also offer image stabilization.
Q: Can I use them for activities other than marine observation?
A: Yes, 7x50 binoculars are versatile and can be used for birdwatching, sports events, and other outdoor activities.
Q: How do I care for my marine binoculars?
A: Store them in a protective case, clean the lenses with a microfiber cloth, and avoid exposing them to extreme temperatures or direct sunlight for extended periods.
Q: What should I consider when purchasing?
A: Consider the build quality, optical performance, weight, and additional features like image stabilization or built-in compasses. It's also good to read reviews and compare brands.
Q: What are the payment terms of EMF Marine?
A: Normally T/T 100% in advance for small orders. T/T 30% against order and balance before shipment for large orders. But we can discuss on special payment terms for some special orders.
Q: What are your general delivery terms?
A: EXW, FOB are the general terms we offer. CIF, FCA is less and less offered due to quick changes on freight in current unstable shipping market.
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