About the Celestron Ultima 80 - Straight Zoom Spotting Scope...
The Celestron Ultima 80 Spotting Scope features a straight-through viewing design and offers a step up in aperture from the 65mm, offering 50% brighter images. The 80 mm refractor features excellent multi-coated Celestron Spotting Scope optics packed into a portable and durable refractor design and it comes standard with a 20-60x zoom eyepiece.
This Celestron Ultima 80 - Straight Spotting Scope was designed to perform well in a range of viewing situations, making it a great all-around optical instrument. You'''ll love this Celestron Spotting Scope for observing nature and long distance spotting and since it is completely waterproof you can feel comfortable using it in extreme weather. The green rubber optical tube allows for subtle observation in any nature environment. Ultima spotters are a great companion for any nature or outdoor enthusiast. Soft carrying case included.
Be sure to check out the smart phone adapter for both the Regal and Ultima models!
Celestron Ultima 80 - Straight Zoom Spotting Scope Features...
- 80 mm Refractor Spotting Scope
- Multi-Coated optics
- Straight through viewing design
- 20-60x zoom eyepiece
- Sight tube for quick targeting
- Soft carrying case
- Limited Lifetime Warranty
Celestron Ultima 80 - Straight Zoom Spotting Scope Specifications...
Optical Design: Refractor
Aperture (mm): 80 mm (3.15 in)
Focal Length (mm): 480 mm (19 in)
Focal Ratio: 6
Eyepiece 1: 8-24 Zoom
Magnification 1: 20-60x
Finderscope: Sighting tube
Carrying Case: Soft Case
Highest Useful Magnification: 189 x
Lowest Useful Magnification: 11 x
Limiting Stellar Magnitude: 12
Resolution (Rayleigh): 1.74 arc seconds
Resolution (Dawes): 1.45 arc seconds
Light Gathering Power (Compared to human eye): 131 x
Angular Field of View: 2 - 1 degree
Linear Field of View (@1000 yds): 105ft @ 20x 53ft @ 60x
Eye Relief: 18 mm @ 20x
Near Focus: 27ft @ 20x
Optical Coatings: Multi-Coated
Optical Tube Length: 16 in (406 mm)
Weight (oz): 57 oz (1616 g)
Camera Adaptable: Built-in T-thread on Eyepiece
Tripod Adaptable: YesCelestron Product Number: 52254