• X-Cel LX eyepieces, optimized for planetary viewing, offer a 60° field of view through a six-element fully multi-coated lens system
• Pop-up rubber eyeguards provide comfort and increase contrast.  Raise and lower with a simple twist.
• A treaded rubber grip offers a no-slip grip, even with gloves on
• 1.25” barrels are threaded to accept filters

• X-Cel LX eyepieces, optimized for planetary viewing, offer a 60° field of view through a six-element fully multi-coated lens system
• Pop-up rubber eyeguards provide comfort and increase contrast.  Raise and lower with a simple twist.
• A treaded rubber grip offers a no-slip grip, even with gloves on
• 1.25” barrels are threaded to accept filters

• Quality X-Cel LX 2x Barlow doubles the magnification of any 1.25” eyepiece
• 3-element apochromatic, fully multi-coated optics offer up bright, sharp images
• A rubber grip helps to avoid accidental drops
• Barrel is threaded to accept standard 1.25” filters
• A brass compression ring holds the eyepiece firmly in place

• The Celestron 2.5x Luminos Barlow increases the magnification of any 2” or 1.25” eyepiece by two and a half times
• High-quality 4-element optics produce a flat field for sharp images that are free of extraneous color
• Hard-anodized aluminum barrel is threaded to accept 2” filters
• A brass compression ring holds eyepieces firmly in place, and large thumbscrews are easy to turn, even with gloves on
• A 2” to 1.25” adapter is included.  Allows the use of both 2” and 1.25” eyepieces.

• Double the magnification of each eyepiece you own with the Omni 2X Barlow Lens
• Keep the eye relief of your eyepieces while getting 2X the power
• Slides into 1.25” focusers and diagonals and accepts 1.25” eyepieces
• Fully multi-coated optics with blackened edges for good light transmission and minimal reflections

• Quality X-Cel LX 3x Barlow triples the magnification of any 1.25” eyepiece, perfect for owners of fast, short focal length telescopes
• 3-element apochromatic, fully multi-coated optics offer up bright, sharp images with excellent color correction
• A rubber grip helps to avoid accidental drops
• Barrel is threaded to accept standard 1.25” filters
• A brass compression ring holds eyepiece firmly in place

• ED objective lenses provide superior images virtually free of chromatic aberration with accurate color reproduction, increased resolution and contrast
• Fully multi-coated optics for maximum light transmission through the optical path
• Phase and dielectric coated BaK-4 prisms for vivid, true-to-life colors
• Wide field of view and 8.2' close focus
• Tripod adaptable

• A nice beginner’s set of 1.25” planetary filters for any telescope.
• See features on the Moon & planets in a whole new light.
• The aluminum cell is threaded on top and bottom for stacking.
• Includes Wratten #12 Deep Yellow, #21 Orange, #80A Light Blue, and a #ND-96-0.3 Neutral Density Filter with 50% transmission.

• A customizable way to reduce brightness and glare on the brightest celestial objects like the Moon, Venus, and bright double stars
• Adjust the level of light transmission from 1-40% for the best possible view for your specific target and current viewing conditions
• Simple to use—just rotate filter’s lower ring to adjust brightness 
• Threads onto any Celestron 1.25” eyepiece

• The 2" OIII narrowband filter isolates the two doubly-ionized oxygen lines (496 and 501 nm lines)
• Filter has ultra-hard, vacuum-deposited coating
• Eliminates un-natural colored halos surrounding bright stars

• Zoom from low to high power in an instant with this versatile eyepiece!
• Compatible with any telescope that accepts 1.25” eyepieces
• This fully multi-coated premium eyepiece zooms to any focal length between 8 mm and 24 mm - pick the best magnification for your subject

• Ideal for Accurate Polar Alignment
• Well suited for use with Off-Axis Guiders for centering and guiding of stars
• Adjustable red LED light brightness control to illuminate crosshairs and preserve night vision
• Double crosshair reticle for accurate centering and guiding of stars
• Fully coated optics for excellent light transmission on faint stars
• Includes reticle eyepiece and illuminator

The Celestron Cheshire Collimation Eyepiece is ideal for precise collimation of Newtonians and helpful for aligning Schmidt-Cassegrains

• 8" Schmidt-Cassegrain Optical Tube Assembly
• Aluminum Optical Tube
• Celestron's premium StarBright XLT coatings
• 2032 mm focal length (f/10)
• 25 mm eyepiece included (81x)
• Visual back allows for use with 1.25" accessories
• 6x30 finderscope to help accurately find objects
• Star diagonal provides more comfortable viewing position when observing objects that are high in the sky
• Includes dovetail rail compatible with CGE mount

• The most compact and portable of Celestron’s German equatorial mounts offers the same rigidity as our larger mounts with minimal flexure and an improved industrial design 
• Holds a maximum instrument capacity of 30 lb
• Every feature an astroimager wants: PEC, an autoguider port, the ability to image across the meridian, and more
• NEW dual saddle plate is compatible with narrow CG-5 dovetails and wider CGE dovetail. Also compatible with Vixen format dovetails longer than 100mm, but not compatible with Losmandy D format plates.
• Latitude range allows the mount to perform between 7° and 77° latitude

• Flat field free of optical aberrations like field curvature, coma, astigmatism and chromatic aberration across an entire APS-C sensor.
• Unlike the larger RASAs that work with DSLR and large CCD cameras, the 8” model was designed with color astronomical CMOS cameras, smaller CCD cameras, and mirrorless cameras in mind. The telescope does not work with standard DSLR cameras.
• NEW Ultra-Stable Focus System – six precision sealed ball bearings virtually eliminate image shift.
• Integrated air cooling system –12V DC MagLev fan reduces cooldown time and provides optimal air flow while filtering out dust.
• Internal filter mount – seamlessly accommodates a Light Pollution Imaging Filter into the optical path.
• CGE dovetail mounting rail.
• Performs over a wider spectral range than most telescopes, from 390-800 nm, so more of the light passing through the astrograph is in sharp focus.