The superb ACUTER NATURECLOSE Waterproof Spotting Scopes are perfect for serious terrestrial observations. Optical performance is excellent, with all models delivering crisp, bright, sharp, high-resolution images, across the entire field of view.
The largest aperture scope in the Ultima line, the 100 mm Ultima offers more than 50% brighter images than the 80mm, allowing for better performance in low light conditions.
The Ultima 80 mm offers a step up in aperture from the 65mm, offering 50% brighter images. The 80 mm refractor features excellent multi-coated optics packed into a portable and durable refractor design and it comes standard with a 20-60x zoom eyepiece.
Celestron’s highly acclaimed Ultima Series is more versatile than ever. The Ultima Series feature multi-coated optics to provide exceptional clarity and brilliance. The largest aperture scope in the Ultima line, the 100mm, provides the best performance in low light conditions.