Celestron 52257 Ultima 100 Straight Spotting Scope, 22-66x Zoom Eyepiece (52257)

Item # CT52257 (Part # 52257)
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Item Description:
  • BaK-4 Prisms
  • Multi-Coated Optics
  • Zoom Eyepiece
  • Waterproof
  • Sighting Tube
  • Soft Carrying Case
  • Limited Lifetime Warranty

    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.

    Ultima Series spotters perform extremely well under all light conditions which makes them ideal for all types of outdoor viewing activities including bird watching, nature and wildlife, target shooting – even astronomy. The Ultima line are as great to look at as they are to look through. Their sleek design is accented with graceful contours that make them easy to hold and handle. The Ultima Series spotters are the perfect choice for the outdoor enthusiast looking for a spotter with quality design and construction, superior optics, and versatility at an affordable price.

    Product Highlights:

    BaK-4 Prisms

    Multi-Coated Optics

    Zoom Eyepiece


    Sighting Tube

    Soft Carrying Case

    Limited Lifetime Warranty

    Product Features:

    Your Trusted Companion in the Field

    Outdoor enthusiasts of all stripes count on Ultima for observing nature and long-distance viewing. Its rugged, armored exterior provides protection against hard use in the ?eld.

    Multi-coated Optics

    Fully multi-coated lenses provide high levels of light transmission, so you can enjoy brighter images even when ambient lighting conditions are dim.

    Waterproof and Fog-proof

    Venture into rainy conditions with con?dence; your Ultima scope is waterproof. It’s also ?lled with dry nitrogen gas and sealed, so you don’t need to worry about internal fogging of the lenses.

    Fast and Easy to Use

    The large focus dial lets you bring your subject into razor sharp focus before it moves away. The included zoom eyepiece helps you zero in for detailed views of distant subjects in seconds.

    T-Mount Adapter for Digiscoping

    Have you ever wanted to capture images through your spotting scope? Ultima includes a T-Mount adapter, so you can attach your DSLR camera with an optional T-ring.

    Better Viewing

    Extend plate, zoom eye piece with integrated T-adapter, carrying case, eyepiece lens cap, eyepiece port cover, eyepiece carrying case, eyepiece pouch, lens cloth, instrument manual included.

    Product Specifications:

    Magnification: 22 - 66x

    Objective Lens Diameter: 100mm (3.93")

    Eyepieces: 8mm - 24mm (.31" - .94")

    Angular Field of View: 1.8° - 1.0°

    Linear Field of View (@1000 yds) / @1000 m): 94 ft (28.6 m) @ 22x| 52 ft (15.8 m) @ 66x

    Focal Length: 540mm (21.26")

    Exit Pupil: 4.5mm - 1.5mm (.17" - .06")

    Eye Relief: 18mm (.71")

    Close Focus: 33 ft (10 m)

    Twilight Factor: 82.1 - 47.4

    Relative Brightness: 19.7 - 2.2

    Limiting Stellar Magnitude: Ideal: 12.50; Moderate: 11.50; Poor: 10.50

    Lens Coatings: Fully Multi-Coated

    Prism Glass (Type): BaK-4

    Prism Coatings: FMC

    Weight: 72 oz (2041 g)

    Environmental Protection: Waterproof

    Nitrogen Filled: Yes

    Tripod Adaptable: Yes

    Carrying Case: Padded green woven nylon view-through

    Camera Adaptable: Yes

    Dimensions: 570mm x 110mm x 110mm (22.4" x 4.3" x 4.3")

    Included Items: Extend plate, Zoom eye piece with integrated T-adapter, Carrying case, Eyepiece lens cap, Eyepiece Port cover, Eyepiece carrying case, Eyepiece pouch, Lens cloth, Instrument manual

    Celestron Ultima 100 4"/100mm Waterproof Spotting Scope (Straight Viewing) Kit
    Objective Lenscap
    Eyepiece Cap
    Authorized Celestron Dealer Limited Lifetime Warranty
    This Kit Includes: