Oceana 7x50mm Porro Marine Binoculars
Item #: 71189-A
Warranty: Limited Lifetime
- 7x50
- Center Focus for quick and easy focusing
- Fully Multi-Coated for maximum resolution and high contrast views
- Waterproof and Fogproof with nitrogen purging for all weather protection
- Rubber covered for protection and a firm grip
- Illuminated Compass built-in for direction location
- Reticle built-in for determining distance and size of objects
- Calculator Dial for quick distance measurement
- Aluminum Body
- Tripod adapter fitting for tripod mounting for increased stability
- Soft Carrying Case for protecting the binoculars
- Limited Lifetime Warranty
Overview
- 7x50
- Center Focus for quick and easy focusing
- Fully Multi-Coated for maximum resolution and high contrast views
- Waterproof and Fogproof with nitrogen purging for all weather protection
- Rubber covered for protection and a firm grip
- Illuminated Compass built-in for direction location
- Reticle built-in for determining distance and size of objects
- Calculator Dial for quick distance measurement
- Aluminum Body
- Tripod adapter fitting for tripod mounting for increased stability
- Soft Carrying Case for protecting the binoculars
- Limited Lifetime Warranty
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Description
The Oceana marine binocular from Celestron is a waterproof binocular designed for marine use but it's also useful for various land based observations as well.
This feature-packed model includes an illuminated compass for direction finding, reticle for distance measurement, and a convenient center focus system. Maximum optical performance is appreciated with the BaK-4 prisms and fully multi-coated optics for ultra sharp images with high contrast and resolution. It has a large 50mm objective lens to offer maximum image brightness even in low light conditions, like dusk and dawn.
Specifications
| General | |
|---|---|
| Magnification: | 7x |
| Objective Lens Diameter: | 50mm (1.97") |
| Angular Field of View: | 7.5° |
| Linear Field of View (@1000 yds) / @1000 m): | 394 ft (131 m) |
| Exit Pupil: | 7.1mm (.28") |
| Eye Relief: | 22mm (.86") |
| Close Focus: | 33 ft (10 m) |
| Interpupillary Distance (max): | 72mm (2.83") |
| Interpupillary Distance (min): | 56mm (2.20") |
| Diopter Adjustment Range: | ± 5 |
| Twilight Factor: | 18.7 |
| Relative Brightness: | 50.41 |
| Limiting Stellar Magnitude: |
Ideal: 10.99 Moderate: 9.99 Poor: 8.99 |
| Lens Coatings: | Fully Multi-Coated |
| Prism Glass (Type): | Bak-4 |
| Prism Coatings: | N/A |
| Weight: | 41 oz (1162 g) |
| Environmental Protection: | Waterproof |
| Nitrogen Filled: | Yes |
| Tripod Adaptable: | Yes |
| Carrying Case: | Deluxe, heavy side ballistic-style nylon |
| Dimensions: | 211mm x 81mm x 157mm (8.3" x 3.2" x 6.2") |
| Included Items: |
Specially designed high-viz orange striped carrying case Attachable objective covers Eyepiece cover Lens cloth Neck strap Instruction manual |
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