Showing posts with label SkyMaster. Show all posts
Showing posts with label SkyMaster. Show all posts

Sunday, April 7, 2013

Celestron SkyMaster 20x80 Binoculars

Celestron SkyMaster 20x80 Binoculars


Celestron SkyMaster 20x80 Binoculars
  • Multi-coated optics for a clear view
  • Water-resistant body
  • High-quality BAK-4 prisms
  • Large aperture perfect for low light conditions and stargazing
  • Features integrated tripod adapter rod

Celestron SkyMaster 20x80mm Binoculars for SUPER - charged observation of land or sky! Dial up "long distance", Celestron-style! Big-time magnification and huge light-gathering ability come standard with SkyMaster 20x80mm Binoculars, featuring top-quality BaK-4 prisms and premium Celestron multi-coated optics. For terrestrial and astronomic viewing, with SkyMaster, every seat is the best seat in the house. Specs: 20X magnification, suitable for terrestrial or astronomical viewing; Large 80mm objective lens offers maximum image brightness in low-light and long-range conditions; Multi-Coated optics for sharp, clear views; Precision BaK-4 prisms; Protective rubber covering for ultra-firm grip; Large center focus knob for easy focusing; 18mm eye relief; Angular F.O.V. is 3.7 degrees; Linear F.O.V. @ 1,000 yds. is 195 ft.; Weighs 75 ozs. Includes carry case and tripod adapter. Order yours today! Celestron SkyMaster 20x80mm BinocularsWhen it's time to gaze at the stars or take in some long-distance or low-light terrain viewing, look no further than the Celestron 71018 SkyMaster 20 x 80 binoculars. Featuring high quality BAK-4 prisms, multi-coated optics for enhanced contrast, a diopter adjustment for fine focusing, and large apertures, these binoculars offer phenomenal performance.

The Celestron 71018 features a 20x magnification and an objective lens diameter of 80 millimeters, giving it a 4-millimeter exit pupil. (The exit pupil size -- the diameter of the objective lens divided by the magnification -- determines the amount of light available to your eye. The larger the exit pupil, the brighter the image obtained will be. A three-millimeter exit pupil is generally sufficient for daytime use, five-millimeters is suitable for daytime and twilight, and seven-millimeters is generally necessary for maximum nighttime or astronomy use.) The Celestron 71018 also includes an integrated tripod adapter rod, a deluxe padded soft carrying case, and Celestron's No Fault Limited Lifetime Warranty.

What's in the Box
Celestron 71018 Binoculars and deluxe padded soft carrying case






List Price: $ 204.95

Price: $ 94.95





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Thursday, April 4, 2013

Celestron SkyMaster Giant 15x70 Binoculars with Tripod Adapter

Celestron SkyMaster Giant 15x70 Binoculars with Tripod Adapter


Celestron SkyMaster Giant 15x70 Binoculars with Tripod Adapter
  • Multi-coated optics
  • Large aperture perfect for low light conditions and stargazing
  • Tripod adapter
  • 13 mm (0.51 in) long eye relief ideal for eyeglass wearers
  • Diopter adjustment for fine focusing

Celestron and ;s SkyMaster Series of large aperture binoculars are a phenomenal value for high performance binoculars ideal for astronomical viewing or for terrestrial (land) use - especially over long distances. Each SkyMaster model features high quality BAK-4 prisms and multi-coated optics for enhanced contrast. Celestron has designed and engineered the larger SkyMaster models to meet the special demands of extended astronomical or terrestrial viewing sessions. The 15x70 version is one of the most popular models in the series. It offers serious large aperture light gathering in an affordable and reasonably lightweight configuration. Binoculars come in a wide range of shapes and sizes these days, and an even wider range of prices. It's easy to spend less than 0 or more than 0 for what may appear to be, at least outwardly, comparable models. While they may look the same, they are probably quite different on the inside.

Recently, the binocular market has seen a flood of giant binoculars at prices that were unheard of just a few years ago. In general, giant binoculars are defined as those that magnify the view 10 times or more and have 70-mm or larger front (objective) lenses. It used to be that the least expensive giant binoculars cost in excess of 0, even 0. All that changed not long ago, when the bottom fell out of the price cellar. Now, several companies import giant binoculars that sell for half that, or less.

Celestron's 15x70 SkyMaster binoculars are one of the leaders in the low-price giant binocular arena. They certainly sound good on paper. The SkyMasters include multicoated optics and BaK-4 internal prisms, two features that promise brighter, better images, and key points to look for when judging a pair of binoculars. They also come with an adapter for attaching them to a photo tripod, which is a must to use them to their fullest, and a soft carrying case. But just because they are cheap doesn't always mean they are worth the price. Would it be better to save up for a more expensive pair?

To find the answer, I had an opportunity recently to judge the SkyMasters against a pair of Fujinon 16x70 FMT-SX binoculars , one of the finest pairs of giant binoculars sold today. Like the SkyMasters, the Fujinons feature BaK-4 prisms, but also have fully multicoated optics. As a general rule, superior coatings mean superior image sharpness and contrast. But then, that should be expected, given that the Fujinons cost many times more than the Celestrons.

While the Fujinons were clearly the better performer, the Celestron SkyMasters held up admirably. Image brightness, quality, and contrast were all remarkable considering their bargain price. Although images were a little soft across the outer 25% of the Celestron's field, the overall view was impressive nonetheless.

Some inexpensive binoculars have very sloppy focusing, causing the eyepieces to tilt and shift. Not so with the SkyMasters. I found that their center-focusing mechanism worked smoothly, with no apparently backlash or wobble. Eye relief (the distance you hold your eyes away from the eyepieces to see the full field) is stated to be 18 mm, a good distance for higher power binoculars and an important consideration if you must wear glasses when viewing. The SkyMasters are also light enough to support by hand for short periods of time, although buyers would be well advised to mount them on a sturdy photo tripod.

The bottom line is, if you are considering a pair of giant binoculars, whether for bird watching, stargazing, or another recreational use, and have a limited budget, Celestron's giant 15x70 SkyMasters represent an excellent value. --Phil Harrington, author of Star Ware and Star Watch

Pros:

  • Exceptional value for the price
  • Light enough to support by hand
  • BaK-4 prisms
  • Multicoated optics
Cons:
  • Outer 25% of the field is soft and a little blurry
  • Requires a tripod to use for extended periods







List Price: $ 119.95

Price: $ 54.95