Celestron Ultima 8x42 Binoculars
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The Celestron Ultima 8x42 is a classic Porro prism binocular designed for birdwatching, nature observation, and general outdoor use, featuring fully multi-coated lenses and BaK-4 prism glass for bright, clear imagery. While listed under image intensifier binoculars, it is important to note this is a standard optical binocular without electronic night vision amplification, relying instead on its wide 42mm objective lenses to gather ambient light in low-light conditions. It represents a solid mid-range optical instrument with dependable build quality and a reputation for consistent optical performance.
Key Features & Specs
| Magnification | 8x power with 42mm objective lenses for a balance of zoom and light gathering |
|---|---|
| Optics | Fully multi-coated lenses reduce glare and maximize light transmission across all surfaces |
| Prism Type | Porro prism design using BaK-4 glass for sharp contrast and minimal light loss |
| Low-Light Use | 5.25mm exit pupil supports usable visibility at dusk and dawn without electronic amplification |
| Field of View | Approximately 367 feet at 1000 yards, suitable for tracking moving subjects |
| Build | Durable black rubber-armored body with a classic Porro prism form factor for secure grip |
| Focus System | Center focus wheel with diopter adjustment for personalized eye-to-eye calibration |
Best for: Outdoor enthusiasts, birdwatchers, and sports spectators who want a reliable, optically capable binocular for daytime and low-ambient-light use without the complexity or cost of true night vision technology.