Telescopes

Newtonian telescope with 6" aperture and 600 mm focal length individually made for you in Germany with high quality carbon tube - an ideal travel telescope and for astrophotography

• Aperture 150 mm / focal length 600 mm / focal ratio 1:4
• Three focus positions built in - simply by moving the main mirror, thus all correctors, also focal reducers, can be used
• Stable, 4 mm thick carbon tube for maximum rigidity and adjustment stability
• TS UNCN2-G2 ball bearing RAP focuser with screw possibility for photo adaptations - optimal for photography and observation - of course motorizable
• Valuable lightweight rings and tube end pieces - individually manufactured for this telescope.
• TS "Black" anti-reflective paint provides a dark tube and prevents annoying reflections
  Selected quality optics for best imaging
• 94% reflection on primary mirror and secondary mirror for a brighter, high contrast image
• Stable collimatable primary mirror mount, specially made for this telescope
• Each ONTC Newtonian is tested on the optical bench of Teleskop-Service before shipment - delivery with production protocol
• The tube rings and the end pieces are also manufactured in black on request.
• Made in Germany

William offers with the RedCat 71 WIFD astrograph a very well corrected telescope for astrophotography up to full frame format.

• Aperture 71 mm / Focal length 350 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
• WIFD R&P focuser - copatible with EAF

TS PHOTOLINE 96 mm f/6 triplet apochromat with color-clean image - high quality triplet objective from Japanese production.

• Aperture 96 mm / focal length 576 mm / focal ratio f/6
• Multi-coated 3-element lens with FCD100 APO element (similar to FPL53) from Hoya (Japan) for a color-pure image
• Lens including cell is made in Japan
• Internal baffles for higher contrast and against reflections
• 2.5" RAP dual-speed focuser with improved draw tube bearing - carries accessories up to 10 kg without shifting
• Connection for screw adaptations via M63x1 female thread, 2" and 1.25" receptacle
  Retractable dew shield for transport
• CNC tube rings, Vixen/EQ5 style dovetail bars on both sides and finder shoe are included in delivery
• Each apo is tested and optimized at our optical bench before shipping

The Ultra-Cat 56 is a high-performance 56 mm apochromatic refractor, designed for astrophotographers who demand exceptional clarity and true color accuracy.

• Aperture 56 mm, focal length 269 mm
• Focal ratio f/4.8
• Optical design according to Petzval with integrated corrector (five elements in total)
• No flattener necessary
• Temperature-stable lens cells
• Clear and sharp image even when using a full frame sensor
• William Optics Internal Focus Design (WIFD)
• 30 mm focuser travel
• Rotator and tilt flange included
• Patented multifunctional handle
• Connection on camera side: M54, M48