Apochromatic Refractors

TS Premium 80 mm f/7 ED apo refractor telescope with improved image quality due to ED objective and 2" rack & pinion focuser for astrophotography and observation

• TSED80F7: Special offer for a limited time. The telescopes are new and have full warranty.
• Premium 80 mm f/7.0 ED 2-element objective with improved chromatic correction and good light sensitivity - glas from Ohara (Japan)
• Focal length 560 mm - focal ratio f/7
• Outstanding mechanical construction with CNC tube, CNC tube rings and temperature compensated, adjustable lens mounting
• 2" dual-speed rack & pinion focuser - one of the best focusers of the TS product range for high loads
• 2" and 1.25" connection, and M54x0.75 inner thread are available for adaptations
• Very good image field correctors and also reducers for astrophotography are optionally available
• Dovetail GP/EQ5 style is included
• Finder shoe for finder scopes and small guidescopes is included

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

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

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

The very good correction and the self-flattening design make this small telescope a compact photo machine.

• Aperture 65 mm / focal length 416 mm / focal ratio f/6.4
• 5-element system with color clean triplet objective and two corrector lenses built into the tube
• Stable 2.5" RAP focuser with dual speed and 360° rotation
• Sufficient working distance for observation with 2" accessories
• Suitable photo adapters are included in delivery
• Illuminated image circle with very good correction up to full frame format
• CNC tube rings with Vixen style EQ5 dovetail bars and carrying handle
• Finder shoe for standard finder and mini guiding telescopes available

The Askar 185APO is an apo refractor with 185 mm aperture, 1295 mm focal length and a focal ratio of 1:7 with many practical features.

• Aperture 185 mm - Focal length 1295 mm - Focal ratio f/7
• Triplet objective with one ED element
• Stable 3,5" RAP focuser with micro reduction, 360° rotation connection and 100 mm adjustment travel
• Sufficient working distance for observation with 2" accessories and for photography
• Flattener and two reducers available (0.8x)
• CNC clamps with dovetail bar (Losmandy) and carrying handle
• Two finder shoes

An ultimate and compact APO refractor for astrophotography and observation.

• Aperture 110 mm / focal length 528 mm / focal ratio f/4.8
• FCD100 triplet lens with f/6 - chromatic correction comparable to FPL53 triplet
• 4-element 0.8x corrector with M48 camera connection and working distance of 55 mm included - designed for this lens for highest field sharpness
• 2" filter thread and 360° rotation included
• 2" Visual-Back can be screwed to the focuser instead of the corrector for observation - working distance suitable for 1.25" and 2" accessories
• Delivery in high-quality carrying case
• Each apo is tested (cosmetics, optics and mechanics) at Teleskop-Service before shipment, the optics are collimated. The apo is shipped with a checklist.

Innovative and revolutionary William Optics design combines precise internal focusing with the highest quality optics available to create the ultimate apochromatic refractor for astrophotography

• FPL53 Triplet Lens
• Aperture 81 mm, focal length 480 mm
• Internal focusing prevents image shift and vignetting
• Saddle bar handle for mounting the guiding telescope
• Incl. test report
• Incl. carrying bag