Apochromatic Refractors
- Home /
- Telescopes /
- Refractors /
- Apochromatic Refractors
Apochromatic Refractors
We can offer you a range of very high quality refractors in this category. These include e.g. our two- and three-lens APM Apo instruments, our astrograph series, available as APM or APM-LZOS models. Equipped with Riccardi reducers / correctors or as a high-end version CNC LW II with Feathertouch extracts. All around excellent instruments that should leave no wishes.
The entry-level APO refractor ED80Sf Porta II features high-grade glass and quality components. Coupled with a medium f/7.5 focal ratio, the ED ?S? series provide a sharp, color-free image of high contrast.
1299.00 €
Estimated delivery time : 3-4 days
High quality ED refractor with 80 mm opening, flip mirror and transport case for discerning observers.
1109.00 €
Estimated delivery time : 1-4 days
The Vixen SD103S is a new high-performance Super ED apochromat that produces sharp, high-contrast and true-colour images
- Apochromatic refractor
- High-performance Super FPL-53 ED glass lens
- Short overall length and low weight
- Ideal for planetary observation and photography
- Illumination with a 44mm image circle for full format
- Ideal travel equipment for observation and photography
- Solid quality MADE IN JAPAN
2069.25 € 1679.00 €
Estimated delivery time : 1-4 days
New Vixen SD103SII apochromatic high-performance refractor with FPL53 SD glass and improved optical properties for demanding observers and astrophotographers
- Apochromatic high-performance refractor with FPL53 ED glass
- Reduces chromatic aberration to an absolute minimum
- Guarantees enormously high contrast and excellent sharpness
- You get a very colour-pure, sharp and neutral image
- Very light and transportable, ideally suited for mobile applications
- Fully-coated 103 mm SD lenses without spacer plates
- No more unwanted spikes visible on the stars
- High-quality standard "Made in Japan"
- Dimensions: 115 x 810 mm
- Weight: 5.5 kg with accessories
1759.00 €
Estimated delivery time : 3-4 days
Der Vixen SD115S ist ein neuer Hochleistungs-Super-ED Apocromat und begeistert durch seine hohe Schärfe, Kontrast und farbreinheit
2999.00 €
Estimated delivery time : 3-4 days
New Vixen SD115SII apochromatic high-performance refractor with FPL53 SD glass and improved optical properties for demanding observers and astrophotographers
- Apochromatic high-performance refractor with FPL53 ED glass
- Reduces chromatic aberration to an absolute minimum
- Guarantees enormously high contrast and excellent sharpness
- You get a very colour-pure, sharp and neutral image
- Very light and transportable, ideally suited for mobile applications
- Fully-coated 115 mm SD lenses without spacer plates
- No more unwanted spikes visible on the stars
- High quality standard "Made in Japan"
- Dimensions: 125 x 920 mm
- Weight: 6.3 kg with accessories
3099.00 €
Estimated delivery time : 3-4 days
The Vixen SD81S is a new high performance Super-ED Apocromat and inspires with its high sharpness, contrast and color purity.
1249.00 €
Estimated delivery time : 3-4 days
New Vixen SD81SII high performance apochromatic refractor with FPL53 SD-glass for demanding observers and astrophotographers with improved optical properties
1349.00 €
Estimated delivery time : 3-4 days
Fast 70mm high-performance astrograph F5.5 for demanding astrophotographers and observers with 5 lens elements in 5 groups
- Very fast 70mm high-performance astrograph for demanding astrophotographers
- Due to the large lenses there is almost no vignetting
- Complex construction with 5 lens elements in 5 groups for absolute correction
- Needle-thin stars up to the edge of the image field even with 44 x 33 mm camera format
- Large, stable eyepiece extension, also suitable for heavy cameras
- Extremely high sharpness, colour purity and contrast thanks to SD lenses
- Very large field illumination up to 55mm
- High Strehl intensity of 96.7% at visible wavelengths
- Optional reducer available for even faster results
- Optional motor focuser with two speeds can be retrofitted
4998.00 €
Estimated delivery time : 3-4 days
From the beginning, the goal was to create the best possible design for an affordable, small, lightweight, and fast Apochromatic refactor for astrophotography.
Characteristics:
- 4 lens Petzval optical design
- Aperture 51mm, focal lenght 250mm, f/4.9
- Massive OTA from Aluminum alloy
- Compact and ultra portable
- Field rotator
- Helical focuser design
- Tilting platform
- Field illumination even for full frame sensors
1061.00 €
Estimated delivery time : 1-4 days
William offers with the REDCAT61 Astrograph a very well corrected telescope for astrophotography up to full frame format.
- Aperture 61 mm / Focal length 300 mm / Focal ratio f/4.9
- Petzval design with chromatic aberration free FPL53 objective (4 elements in 3 groups)
- Very well corrected and illuminated image field up to full frame format - the corrector is built in - no more adapter battle necessary
- Camera connection via M48 male thread (suitable adapters are available) - working distance 55 mm
- 360° rotation of the camera for the right display window
- Focusing via internal focusing (William Internal Focus Design - WIFD) as with telephoto lenses
- Tilting option for individual adjustment of the camera sensor to the telescope
- Flexible dovetail bar at the base (long version), suitable for Vixen style and Arca-Swiss saddle plates, in addition with 1/4" female photo tripod thread
- Nylon carrying bag and Bahtinov mask for astrophotography are included in delivery
1899.00 €
Estimated delivery time : 3-4 weeks
