Observation

Large 150mm aperture delivers crisp, contrast-rich views of the Moon, planets, and so much more Fast f/5 focal ratio, 750mm focal length Borosili...

Following a recommendation from Health Canada, we wont sell laser wich power is greater than 5mW.For the needs of astronomy, power over 5mW are not...

8" f/6, 1200mm Focal length with a 2" speed crayford style focuser, 30mm and 9mm plossl eyepieces, 8x50mm finder scope.  Rear mounted cooling fan o...

The Telrad is a one power (1X) sight that was originally designed for installation onto astronomical telescopes as an aid to locating deep sky wond...

ntroducing The SkyGuiderTM Pro -- iOptron’s next generation camera tracking device! Leading the camera tracker market for nearly four years, iOptro...

This is a great accessory for precisely collimating your Newtonian reflector telescope to achieve the best image the telescope can deliver, especia...

Magnification 8 x Objective Lens Diameter 42 mm Eye Relief 17 mm Exit Pupil 5.3 mm Linear Field of View 393 feet/1000 yards Angular Fi...

Save big with this bundle from Vanguard. You get a VEO HD spotting scope, a tripod, and a digiscoping adapter to help you capture smartphone video ...

Here's a no-worry way to care for your binoculars and spotting scopes ... really any outdoor optical equipment, including sunglasses. The rugged, w...

Magnifications (with eyepieces supplied): 26X & 65XHighest Practical Power (Potential): 260XDiameter of Primary Mirror: 130mmTelescope Focal Le...

Refractor telescope Diameter: 90mm Focal: 650mm Alt-azimuth mount,  Erect image diagonal,  14mm xwa eyepiece(46X), Red-dot finder, 3X barlow (139X)

The longest night ends at the most exciting moment: when you catch sight of the game. Now every second counts in order to react correctly. The tens...

Diameter: 114mm Focal lenght: 500mm Alt-Azumuth mount 14mm eyepiece 3X barlow Red dot finder Weight: 11 pounds

Zeiss Microfiber Cloth 2oz Spray Bottle

Magnification: 8XLens diameter: 42mmEye relief: 17mmExit pupil: 5.25mmAngular field of view: 8.2 degreesClose focus: 1.75mWeight: 638g

Here's a comfortable way to carry your binoculars for hours ... this binocular harness strap spreads the weight of your binoculars across your shou...

 Magnification 20-60x Objective Lens Diameter 85 mm Linear Field of View 108-60 ft/1000 yds Angular Field of View 2.1-1.1 degrees Close Foc...

The BTX combines the visual power of both eyes with a revolutionary viewing experience. Crucial subtleties can be seen with the crystal clear opt...

Diameter:70 Focal: 700mm Refractor telescope, Alt-azimuth mount, 1.25" Erect image diagonal, 1.25" Plossl 20mm (35X) and 10mm (70X) eyepieces, Red-...

Magnification 6.5 x Objective Lens Diameter 32 mm Eye Relief 18.7 mm Linear Field of View 400 feet/1000 yards Angular Field of View 7.6 ...

Power 20x-60x Objective Diameter 80mm Objective Material Extra-Low Dispersion Glass Focal Length 430mm Objective Lens structure 3-Elemen...

Magnification: 7x Effective objective lens diameter (mm):   21 Exit pupil diameter (mm) : 3 Exit pupil distance (mm) : 16 Field of view (m/1,000 m ...

Prevents condensation to form on the mirror of your telrad!

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