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Image of 10mm Tele Vue Delos Telescope Eyepiece
 

10mm Tele Vue Delos Telescope Eyepiece

The Delos was conceived as a narrower field Ethos. Reducing the field to 72-deg allowed freedom to increase eye-relief, while controlling pupil aberrations, all without making the eyepiece too large. With Ethos performance standards as benchmarks, the...



 
Image of 10mm Tele Vue Ethos Telescope Eyepiece
 

10mm Tele Vue Ethos Telescope Eyepiece

The 10mm Ethos telescope eyepiece delivers: 100-deg apparent field (50% larger in area than 82-deg Naglers), comfortable 15mm eye relief (accepts DIOPTRIX eyesight astigmatism correctors), distortion correction, high contrast and on-axis sharpness for...



 
Image of 10" Orion Safety Film Solar Filter for Reflectors
 

10" Orion Safety Film Solar Filter for Reflectors

The Orion Safety Film Solar Filter for 10" Reflector Telescopes is made with high-quality Safety Solar Film, which is made specifically for safe observation of the Sun through a telescope.Using this streak-free and blister-free film filter is an affordable...



 
Image of 11.63" ID Orion Full Aperture Solar Filter
 

11.63" ID Orion Full Aperture Solar Filter

Designed to fit snugly over the aperture of your telescope, these optical glass filters block 99.999% of incoming sunlight, allowing you to safely observe sunspots and solar granulation in the Sun's photosphere. The Sun appears in a natural, whitish color....



 
Image of 116mm ID Orion Telescope Tube Rings
 

116mm ID Orion Telescope Tube Rings

These tube rings have an inside diameter (ID) of 116mm (4.6"). Orion Tube Rings for telescope Optical Tube Assemblies come as a set of two with quick-release, hinged clamp knobs for easy installation on your favorite telescope. Each tube ring features...



 
Image of 118-153mm ID Orion PinPoint Telescope Focusing Mask
 

118-153mm ID Orion PinPoint Telescope Focusing Mask

When placed over the front of a telescope, handy Orion PinPoint Telescope Focusing Masks make it easy to achieve quick and precise focusing without guesswork. Also known as Bahtinov masks, these focus aids feature a laser-cut slot pattern that produces...



 
Image of 11 lb. Counterweight for Atlas Pro AZ/EQ-G Mount
 

11 lb. Counterweight for Atlas Pro AZ/EQ-G Mount

For heavier telescope setups, an extra counterweight or two may be needed. This 11 lb. counterweight has an attractive finish, 1" center bore, and tri-lobe lock knob for easy grip. Fits Orion Atlas Pro AZ/EQ-G Mount, Orion Counterweight Shaft Upgrade...



 
Image of 12.13" ID Orion Full Aperture Solar Filter
 

12.13" ID Orion Full Aperture Solar Filter

Designed to fit snugly over the aperture of your telescope, these optical glass filters block 99.999% of incoming sunlight, allowing you to safely observe sunspots and solar granulation in the Sun's photosphere. The Sun appears in a natural, whitish color....



 
Image of 12.31" ID Orion Full Aperture Solar Filter
 

12.31" ID Orion Full Aperture Solar Filter

Designed to fit snugly over the aperture of your telescope, these optical glass filters block 99.999% of incoming sunlight, allowing you to safely observe sunspots and solar granulation in the Sun's photosphere. The Sun appears in a natural, whitish color....



 
Image of 12.5mm Orion Edge-On Planetary Eyepiece
 

12.5mm Orion Edge-On Planetary Eyepiece

Edge-On Planetary eyepieces bring flat-field performance to solar system viewing in the form of three high-magnification focal lengths. Each employs a sophisticated 7-element lens design reminiscent of exotic, high-priced oculars to provide a sharp focus...