75 results for "Apochromatic Refractor telescope" between $700.00 and $7,500.00

Lens boasts 93.33x magnification. Extra Low Dispersion (ED) glass and multi-coated optics produce sharp, edge-to-edge images. No chromatic aberration or color fringing. Dual speed Crayford focuser adjusts with finite precision. Includes two eyepieces: a 6-1/2mm Plössl and an F8-24mm Zoom. Our high-performance Apochromatic Refractor Telescope provides stellar viewing of sidereal objects. Manufactured with unparalleled attention to detail, it's ideal for nature viewing, bird-watching, astrophotography...

The EON 120ED's optics consist of a fully multi-coated, air-spaced 120mm objective doublet lens of exceptional quality, containing one element of FPL-53 extra-low dispersion -- ED -- optical glass. The ED glass virtually eliminates the color fringing around bright objects resulting from chromatic aberration. Images are crisp, sharp, and color-pure, even at high magnification. The big 120mm objective has a 900mm focal length (f/7.5). Baffles inside the optical tube, glare threads in the focuser drawtube...

Stellarvue SV130S Apochromatic Refractor 130mm Telescopes Product Info Stellarvue SV130EDT Apochromatic Refractor 130mm Telescope features Stellarvue 's 130mm f-6 fully multicoated objective. The telescope objective is mounted in a thermally equalized cell matching the CTE of the glass elements. This telescope optical tube assembly comes with the 3.0 inch feather touch dual speed focuser with 2" and 1 1/4" adapters, deluxe cnc dual mounting rings, retracting dew shield, lighter 5.5" diameter tube...

130mm f/6 fully multicoated air-spaced triplet apochromatic optics using an FPL-53 ED element and all Ohara glass. collimatable lens cell. rotating dual-speed 2.7" Crayford focuser with 10:1 ratio fine focusing. both 2" and 1.25" brass compression ring eyepiece holders. retractable lens shade/dew shield. long-lasting white paint finish with anodized grey trim. aluminum-frame foam-fitted hard case. two-year warranty.

OpticsPlanet prides itself in stocking only the best Telescopes by Meade . As an authorized US distributor of Meade , you can rest easy knowing that our knowledge of quality Meade Telescopes is unparalleled compared to any other online retailer. Our knowledge ranges from what to buy to what accessories you'll need to make the most of you purchase with us. Overwhelmed by all the choices we have to offer on Telescopes ? Don't be afraid to contact our informative Customer Service Representatives.

Hoya ED Glass a Critical Element of Explore Scientific ED Apochromatic Refracting Telescopes Explore Scientific uses ED (Extra-low Dispersion) FCD1 (Dense Fluor Crown) glass developed by Hoya Optical of Japan to enable the production of lenses that offer superior sharpness and color correction by minimizing the color dispersion (chromatic aberration or the "false" color fringing seen around bright objects that happens when light rays pass through standard crown-and-flint doublet objectives). This...

It's beautiful. That's the first thought you'll have when you see our 102mm triplet apochromatic refractor, even before you look through the telescope! Well, prepare to be further impressed, because the Orion ED102T CF apo refractor telescope yields crystal-clear views and astro-images which surpass the glamour of its gorgeous carbon-fiber tube design. Our ED102T CF is a truly beautiful apochromatic refractor telescope capable of providing tack-sharp views of celestial scenes so you can capture spectacular...

Double air-spaced Extra-low Dispersion(ED) objective lens. Precision CNC machined all-metal construction. High quality power painted finish. 11:1 dual-speed focuser, 360 degree rotatable. Retractable sunshade. Graduated scale mark. Standard field flattener. Field Flattener Features. Fully multi-coated two element lens (Ohara S-BSL7 ). Suitable for f/5~ f/7 refractors. T-ring thread for all kinds of 35mm cameras. External anodized gloss finish. Internal surface matte finish for reduced...

Type German Equatorial Mount. R.A. slow-motion Motor driven. DEC. slow-motion Motor driven. Azimuth adjustment +/- 10 degree with rotary base plate. Elevation adjustment with ML altitude wedge: 0 degree to 50 degree with HL altitude wedge : 15 degree to 55 degree (default version for Europe). Polar finder / Accuracy - Built-in / 2' - 4.4 degrees. R.A. setting circles accuracy No setting circles. DEC. setting circles accuracy No setting circles. Encoders Included. Weight Main block : 22....

106mm f/6.5 fully multicoated air-spaced triplet apochromatic optics using an FPL-53 ED element and all Ohara glass. collimatable lens cell. rotating dual-speed 2.7" Crayford focuser with 10:1 ratio fine focusing. both 2" and 1.25" brass compression ring eyepiece holders. retractable lens shade/dew shield. long-lasting white paint finish with anodized grey trim. aluminum-frame foam-fitted hard case. excellent Sky & Telescope review. two-year warranty.

90mm f/6.67 fully multicoated triplet apochromatic optics using an FPL-53 ED element and all Ohara glass. collimatable lens cell. dual-speed 2.7" rack-and-pinion focuser with 11:1 ratio fine focusing. both 2" and 1.25" brass compression ring eyepiece holders. retractable lens shade/dew shield. long-lasting white paint finish with anodized grey trim. aluminum-frame foam-fitted hard case. two-year warranty.

Fully multi-coated triplet objective lens made from the highest quality ED (extra-low dispersion) glass for outstanding contrast and sharpness as well as near zero detectable chromatic aberration or "color fringing"

Advanced These scopes provide the best performance but may require more skill to master and appreciate. They have exceptionally fine optics and mechanics. Some are easy to use but are but on the large or heavy side. Some are intended for specialized uses. These scopes will appeal to the more technically inclined. Referring to the manual is highly recommended. Orion ED100 100mm f/9 Apochromatic Refractor Telescope Free Standard Shipping Not Available More Shipping Information...

Intermediate These scopes offer higher performance and more advanced features than Level 1 models. They typically take a bit longer to learn and need some set-up or adjustments. But anyone with the slightest technical bent will have no problem getting familiar with these models. Referring to the manual is recommended. Tele Vue-85 f/7.0 Apochromatic Doublet Refractor Telescope Free Standard Shipping $2,425.00 Quantity: More Shipping Information Expected Ship Date...

Optical Design: Ortho-Apochromatic Refractor. Aperture: 5.1" (130mm). Focal Ratio: f/7.7. Focal Length: 39.4" (1000mm). Optical Tube Dimensions: 7" (179mm) - with dew shield X 32" (812mm) - without adapters. Focuser Design: 4" Rack & Pinion. Mount Type: German Equatorial. Drive System: Motorized with GoTo Capabilities. Weight - OTA: 22 lbs. (10kg). Weight - Mount: 56.2 lbs. (25.5 kg) with counterweights. Counterweights: 2 - 7.7 lbs. (3.5 kg). Optical Coatings: Fully Multi-Coated.

Aperture: 130mm. Focal Length: 1000mm. Focal ratio: f/7.7. Focal length with flattener: 999mm. Focal ratio with flattener: f/7.68. Image circle: 92mm. Photographic field: 5.3 degree. Focal length with reducer: 754mm. Focal ratio with reducer: f/5.8. Image circle: 52mm, 25mm. Photographic field: 3.8 degree. Finder scope: 7x50 6.3 degree. Focuser: 2.7". Backfocus from end of OTA: 258mm. Diameter of main tube: 155mm. Length of tube w/adapters removed: 812mm (32"). Diameter of dew shield...

Own a 100mm Apo for Less Than $1,000You could pay $2,500 on up for a premium 4" refractor from one of those "boutique" telescope outfits. But here's something more practical: our 100mm ED apochromatic refractor. Priced at $899, it's the most jaw-dropping value in high-end refractors ever offered.The "ED100" delivers images remarkably free of chromatic aberration, thanks to its fully multi-coated 100mm objective doublet. It's crafted with one element of FPL-53 extra-low dispersion "ED" optical glass...