The Bushnell Waterproof 10-90X Zoom 10-90X80 Prism Binoculars are designed for various outdoor activities, offering a high magnification range and durable construction. Here are some key features and specifications:
Bushnell Waterproof 10-90X Zoom 10-90X80 Prism Binocular Key Features:
- Magnification: 10-90X zoom allows for versatile viewing, from wide fields to detailed close-ups.
- Objective Lens Diameter: 80mm, providing bright and clear images even in low-light conditions.
- Prism Type: Typically, such binoculars use BAK-4 prisms for better light transmission and clearer images.
- Waterproof Construction: Sealed to withstand moisture, making it suitable for various weather conditions.
- Fogproof: Often filled with nitrogen to prevent internal fogging.
- Multi-Coated Optics: Enhances image brightness and clarity by reducing reflections.
- Rubber Armor: Provides a secure grip and protection against shocks.
Bushnell Waterproof 10-90X Zoom 10-90X80 Prism Binocular Specifications:
- Field of View: Generally, high-zoom binoculars have a narrower field of view. Specific numbers vary by model.
- Close Focus Distance: Indicates the nearest distance the binoculars can focus clearly.
- Eye Relief: Important for eyeglass wearers, typically in the range of 10-20mm.
- Weight: Heavier than standard binoculars due to the larger objective lens and zoom mechanism.
Stability: High magnification can make it challenging to maintain a steady view without a tripod.
- Size and Weight: Larger and heavier than typical binoculars, which might affect portability.
Due to their powerful zoom and large objective lenses, these binoculars are suitable for bird watching, nature observation, and even stargazing. However, the very high zoom level can be challenging without additional support like a tripod.
- The 10-90X magnification, objective lens diameter: 80mm
- UV protection protects the eyes against the sun’s harmful rays.
- Fully coated optics for increased brightness and durable rubber armoring.
- It is ideal for bird watching, game viewing, wildlife viewing, camping, trekking, stargazing, and sports.
- Its special features and properties protect it from water, moisture, and dust.
The Bushnell Waterproof 10-90X Zoom 10-90X80 Prism Binocular is a versatile optical instrument designed for various activities, including bird watching, hunting, and stargazing. Here are some key features and specifications of this binocular:
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Magnification and Objective Lens:
- Magnification: 10-90x
- Objective Lens Diameter: 80mm
- Prism Type:
- Porro prism design typically offers better depth perception and a wider field of view than roof prisms.

- Waterproof and Fogproof:
- Built to withstand harsh weather conditions, ensuring clear viewing in rainy or humid environments.
- Coatings:
- Multi-coated optics for superior light transmission and brightness.
- Field of View:
- The field of view varies with the zoom level. At lower magnifications, it is wider, making it easier to track moving objects.
- Build and Design:
- Rugged and durable construction to endure outdoor use.
- Ergonomic design for comfortable handling.
- Focus System:
- Central focus system for quick and easy adjustments.
- Accessories:
- Typically includes lens caps, a carrying case, and a neck strap for convenience.
Considerations:
- Weight and Size: These binoculars may be heavier and bulkier than standard models due to the large objective lens and high magnification range. This can affect portability and may require a tripod for steady viewing at higher magnifications.
- Image Stability: High magnification can make it challenging to maintain a steady image. Using a tripod or image-stabilizing feature can help mitigate this issue.
- Price Point: High-quality optics with such features tend to be pricier. It’s important to balance the need for high magnification with the budget and intended use.
These binoculars suit users who need high magnification for detailed observation over long distances. However, potential buyers should consider their specific needs and whether the size and weight of these binoculars fit their intended use.
