Orion 17mm

Orion 17mm Explorer 1.25' - Disc. Product Info Package Contents: Orion 17mm Explorer 1.25' - Disc.

Orion Variable mm Spacer T-Ring Product Info Does it seem like you need a tool box full of different spacers to reach focus with different cameras, guiders, and other astrophotography gear? Now instead of hauling around a bunch of different spacer rings, you can get exactly the spacing you need with a single accessory - the adjustable Orion Variable mm T-thread Spacer Ring. As its name suggests, this useful accessory provides a minimum spacing of 12mm and a maximum of 17mm. Since so many astrophotography gear setups require precise spacing in this range for optimal results, the Variable mm T-thread Spacer Ring will soon become one of your most favored imaging accessories. Adjustments are delightfully easy - just turn the knurled ring to your desired spacing and securely lock the ring into position with its built-in set-screws. Since the Variable mm T-thread Spacer Ring Features standard T-threads on both ends, it's easy to attach to virtually any astrophotography camera and/or imaging accessory such as an off-axis guider or flip mirror. With a 1.75" clear diameter, it's useful for most types of astrophotography. Made of finely machined and anodized aluminum. Package Contents: Orion Variable mm Spacer T-Ring

Orion Variable 12-17mm Spacer T-Ring Product Info Does it seem like you need a tool box full of different spacers to reach focus with different cameras, guiders, and other astrophotography gear? Now instead of hauling around a bunch of different spacer rings, you can get exactly the spacing you need with a single accessory - the adjustable Orion Variable 12-17mm T-thread Spacer Ring. As its name suggests, this useful accessory provides a minimum spacing of 12mm and a maximum of 17mm. Since so many astrophotography gear setups require precise spacing in this range for optimal results, the Variable 12-17mm T-thread Spacer Ring will soon become one of your most favored imaging accessories. Adjustments are delightfully easy - just turn the knurled ring to your desired spacing and securely lock the ring into position with its built-in set-screws. Since the Variable 12-17mm T-thread Spacer Ring Features standard T-threads on both ends, it's easy to attach to virtually any astrophotography camera and/or imaging accessory such as an off-axis guider or flip mirror. With a 1.75" clear diameter, it's useful for most types of astrophotography. Made of finely machined and anodized aluminum. Package Contents: Orion Variable 12-17mm Spacer T-Ring

Orion Expanse 15mm Eyepiece Product Info With its 66° apparent field of view, this 15mm Orion Expanse Telescope Eyepiece will definitely turn up the Wow! factor in your deep-sky observing experiences! Imagine taking in objects like the Andromeda Galaxy, the Double Cluster, or the star clouds in Sagittarius in one sweep! With an Expanse in your focuser, you can! Expanse oculars have big eye lenses and great eye relief (13mm to 17mm). Eyeglass wearers can view the entire field without removing their glasses. All eyepiece elements are fully coated, with the outer lens multi-coated for additional light transmission. The 1.25" aluminum barrel is threaded for filters and internally blackened to eliminate internal scattering. And its fold-down rubber eyeguard enhances contrast by blocking stray light. Specifications: Design Ultrawide Eyepiece focal length 15.0mm Barrel size 1.25" Apparent field of view 66.0° Eye relief 13.0mm Coatings Multi-coated Number of elements 4 Filter threads Yes Parfocal No Field stop diameter 17.0mm Barrel security recess Yes Blackened lens edges Yes Rubber eyeguards Yes Body material Aluminum Case No Weight (oz.) 3 Dimensions 1.9 in. x 1.3 in. Warranty One Year Package Contents: Orion Expanse 15mm Eyepiece

Orion Expanse 20mm Eyepiece Product Info With its 66° apparent field of view, this 20mm Orion Expanse Telescope Eyepiece will definitely turn up the Wow! factor in your deep-sky observing experiences! Imagine taking in objects like the Andromeda Galaxy, the Double Cluster, or the star clouds in Sagittarius in one sweep! With an Expanse in your focuser, you can! Expanse oculars have big eye lenses and great eye relief (13mm to 17mm). Eyeglass wearers can view the entire field without removing their glasses. All eyepiece elements are fully coated, with the outer lens multi-coated for additional light transmission. The 1.25" aluminum barrel is threaded for filters and internally blackened to eliminate internal scattering. And its fold-down rubber eyeguard enhances contrast by blocking stray light. Specifications: Design Ultrawide Eyepiece focal length 20.0mm Barrel size 1.25" Apparent field of view 66.0° Eye relief 18.0mm Coatings Multi-coated Number of elements 4 Filter threads Yes Parfocal No Field stop diameter 23.5mm Barrel security recess Yes Blackened lens edges Yes Rubber eyeguards Yes Body material Aluminum Case No Weight (oz.) 4 Dimensions 2.3 in. x 1.3 in. Warranty One Year Package Contents: Orion Expanse 20mm Eyepiece

Orion Expanse 6mm Eyepiece Product Info With its 66-degree apparent field of view, this 6mm Orion Expanse Telescope Eyepiece will definitely turn up the Wow! factor in your deep-sky observing experiences. Imagine taking in high magnification views of your favorite celestial objects with a wonderfully wide 66-degree view. With an Expanse 6mm eyepiece in your focuser, you can! Expanse oculars have big eye lenses and great eye relief (13mm to 17mm). Eyeglass wearers can view the entire field without removing their glasses. All eyepiece elements are fully coated, with the outer lens multi-coated for additional light transmission. The 1.25" aluminum barrel is threaded for filters and internally blackened to eliminate internal scattering. And its fold-down rubber eyeguard enhances contrast by blocking stray light. Specifications: Design Ultrawide Eyepiece focal length 6.0mm Barrel size 1.25" Apparent field of view 66.0° Eye relief 14.8mm Coatings Multi-coated Number of elements 5 Filter threads Yes Parfocal No Field stop diameter 8.0mm Barrel security recess Yes Blackened lens edges Yes Rubber eyeguards Yes Body material Aluminum Case No Weight (oz.) 4 Dimensions 2.9 in. x 1.3 in. Warranty One Year Package Contents: Orion Expanse 6mm Eyepiece

With a wide 50-deg apparent field, our Sirius Plossl line of eyepieces provide clear, sharp images of impressively high contrast. They're suitable all telescope types: reflector, refractor, and catadioptric. Each 4-element Sirius Plossl is multi-coated for excellent light transmission and bright views. Lens edges are blackened to reduce scattering of stray light and maximize contrast. Lenses are mounted in black anodized aluminum housings with 1.25" chrome-plated brass barrels. Each is fitted with rubber eyeguards and internally threaded to accept standard filters.