Observation

 Dimensions: 26cm X 24cm

Will you be surveying a landscape or watching wildlife for long hours? Here's a sure way to lift the weight of binoculars off your shoulders and on...

 Volume: 25ml

 Air blower specially designed to safely and effectively remove dust and dirt from lenses surface.

Now you can get rid of smudges, dust, and oily fingerprints that blur the best of views. This Lens Pen from Vortex gives you everything you need in...

Material: AliminiumWeight: 2.1 KgMaximum load: 5 KgMinimal height: 56 cmMaximal height: 149.5cm

Max Height - 63.4 in Folded Height - 24.5 in Max Load - 6.6 lbs Weight - 4 lbs Material - Aluminum Quick Release - Arca Type

Max Height - 61in Min Height - 18.5in Max Load - 8.0lbs Weight - 5.7lbs Material - Aluminum

10" f/6, 1250mm Focal length with a 2" speed crayford style focuser, 30mm and 9mm plossl eyepieces, 8X50mm finder scope.  Rear mounted cooling fan...

 Diameter: 127mmFocal Length: 1540mmF Ratio: F/12.1Mount Not IncludedStar Diagonal 90°, 2"28mm Eyepiece Included

The elegant truss tube design was carefully engineered to combine ease of use, extreme portability and consistent performance in an affordable pack...

The elegant truss tube design was carefully engineered to combine ease of use, extreme portability and consistent performance in an affordable pack...

The elegant truss tube design was carefully engineered to combine ease of use, extreme portability and consistent performance in an affordable pack...

Diameter: 203mm Focal length: 1200mmFinderscope: 9x50 Eyepieces: 10mm and 25mm

  A simple, elegant form of an alt-azimuth mount made to carry a Newtonian reflector was popularized by John Dobson in the late 1970's. In its simp...

Type: RefractorDiameter: 80mmFocal: 400mmFocal ratio: f/5Accessories:Erect image diagonalEyepieces: 4mm, 20mmBarlow 3X5X24 finderscope

Optical Design Newtonian Reflector Aperture (mm) 127 mm (5 in) Focal Length (mm) 1000 mm (39 in) Focal Ratio 7.87 Eyepiece 1 (mm) 20 mm ...

Optical Design Newtonian Reflector Aperture (mm) 150 mm (5.91 in) Focal Length (mm) 750 mm (30 in) Focal Ratio 5 Eyepiece 1 (mm) 25 mm ...

High quality optics start with each lens and(or) mirror being hand selected so only the finest grade of optical glass is used StarBright XLT coati...

Optical Design Schmidt-Cassegrain Aperture (mm) 203.2 mm (8 in) Focal Length 2032 mm (80 in) Focal Ratio 10 Focal Length of Eyepiece 1 (...

6" Schmidt-Cassegrain telescope SE series combines the classic heritage of the original orange tube telescopes with the latest state-of-the-art fe...

5" Schmidt-Cassegrain telescope SE combines the classic heritage of the original orange tube telescopes with the latest state-of-the-art features ...

Type: RefractorDiameter: 100mmFocal: 660mmFocal ratio: f/6.5Accessories: Erect image star diagonalEyepieces: 10mm, 20mmRed dot finderSmartphone ada...

Two interchangeable Plossl eyepieces give you magnifications of 26.9x and 72x. Mount’s slow-motion control cable allows for fine adjustments to te...

Diameter: 100mmFocal Length: 900mmF Ratio: F/9Mount Not IncludedDielectric Diagonal 90°, 2"25mm and 5mm Eyepieces IncludedCase Included

  UN INCONTOURNABLE POUR ASTROPHOTOGRAPHIE. Les télescopes CPC de Celestron ont révolutionné le monde des télescopes automatisés grâce à la méthode...

Sub angstrom H-alpha systems have long been cost prohibitive for the amateur. Designs other than the Coronado are difficult to use because of tempe...

The venerable Dobsonian reflector design has recently undergone some important upgrades and improvements: SkyWatcher is pleased to introduce the al...

The venerable Dobsonian reflector design has recently undergone some important upgrades and improvements: SkyWatcher is pleased to introduce the al...

ED80 Classic White "Essential Series" f/6 Air Spaced Triplet; 480mm focal length; Two-Speed Rack and Pinion Focuser; 99% Reflective 2-inch Diagonal...

ED102 Classic White "Essential Series" f/7 Air Spaced Triplet; 714mm focal length; Two-Speed Rack and Pinion Focuser; 99% Reflective 2-inch Diagona...