The powerful 6-element Apo with 76 mm aperture and 342 mm focal length has been developed by Teleskop-Service for astrophotography.

• Aperture 76 mm
• Focal length 342 mm
• High focal ratio f/4.5 for short exposure times
• Illuminated and corrected image field of 44 mm diameter - usable up to full format
• Multi-coated FPL53 APO Triplet lens, free from false color
• Screwed 3-element ED corrector with 55 mm working distance from the M48 camera connection
• 3" RAP rack and pinion focuser with 360° rotation possibility
• 2" and 1.25" connection for observation are included - 1.25" and 2" accessories can be used
• 2" nebula filters can be screwed into the corrector
• CNC tube rings with handle, viewfinder shoe and V-style dovetail bar are included in delivery
• The handle offers adaptation options for guide scope or camera

TS 8" f/12 Cassegrain telescope with fused Quartz mirror and only 33% obstruction - the ideal alternative to a Schmidt-Cassegrain

• Aperture 8" - 203 mm
• Focal length 2436 mm
• F-ratio f/12
• Large illuminated image field with 45 mm diameter
• Hyperbolic secondary mirror and parabolic primary mirror made of Quartz glass for stable focus position
• 99% reflection on primary and secondary mirror for an even brighter image
• Quick temperature adaption due to open design
• Pure reflective system without Schmidt plate or meniscus lens - fully suitable for Infrared
• Only 33 % linear obstruction - very well suited for visual astronomy
• 2" MONORAIL focuser with micro-gear reduction and 1.25" reduction are included
• M90 extension tubes for trouble-free focusing with almost any accessories included
• Internal baffles for higher contrast
• Losmandy style dovetail and Vixen/EQ5 style dovetail for trouble-free adaption to all popular mounts
• Finder-scope shoe is also included
• Very economically priced, compared with other classical Cassegrains

• Experience our best optical performance with EdgeHD’s aplanatic, flat field Schmidt-Cassegrain optics for pinpoint stars all the way to the edge of today’s largest imaging sensors and widest eyepieces
• Aluminum optical tube with tube vents featuring an integrated 50-mesh filter allows hot air to be released from behind the primary mirror. Mirror support knobs hold the mirror in place and reduce image shift during imaging
• Versatile design accommodates 3 focal ratios: native f/10, f/7 with the addition of a focal reducer, or ultra-fast f/2 imaging with a removable secondary mirror and third-party accessories
• Celestron’s premium StarBright XLT coatings provide maximum light transmission
• A 9x50 finderscope, 1.25” mirror diagonal for more comfortable viewing, and 40 mm Plössl 1.25” eyepiece are all included

• 9.25" Schmidt-Cassegrain Optical Tube Assembly
• Aluminum Optical Tube
• Celestron's premium StarBright XLT coatings
• 2350 mm focal length (f/10)
• 25 mm eyepiece included (94x)
• Visual back allows for use with 1.25" accessories
• 6x30 finderscope to help accurately find objects
• Star diagonal provides more comfortable viewing position when observing objects that are high in the sky
• Includes dovetail rail compatible with CG-5 Advanced Series mount

• Experience our best optical performance with EdgeHD’s aplanatic, flat field Schmidt-Cassegrain optics for pinpoint stars all the way to the edge of today’s largest imaging sensors and widest eyepieces
• Aluminum optical tube with tube vents featuring an integrated 50-mesh filter allows hot air to be released from behind the primary mirror. Mirror support knobs hold the mirror in place and reduce image shift during imaging
• Versatile design accommodates 2 focal ratios: native f/10 or ultra-fast f/2 imaging with a removable secondary mirror and third-party accessories
• Celestron’s premium StarBright XLT coatings provide maximum light transmission
• A 9x50 finderscope, 2” mirror diagonal for more comfortable viewing, and wide-angle 23 mm Luminos 2" eyepiece are all included

The 8" Ritchey-Chrétien is the perfect telescope for astrophotography, but it is also suitable for visual observation.

• ♦ Aperture 8" / 203 mm - focal length 1624 mm - focal ratio f/8
• ♦ Hyperbolic primary and secondary mirror for very high sharpness on the optical axis and a large well-corrected field for astrophotography
• ♦ Both mirrors made of fused silica for stable focus position
• ♦ 99% high-reflectivy coating on main and secondary mirror for an even brighter image and more contrast - special service from TS
• ♦ Quicker cooling down thanks to open construction and primary mirror ventilation
• ♦ Two Vixen style dovetail bars supplied - ideal for accessories like guiding scopes or a piggyback camera mount
• ♦ High-quality 2" dual speed MONORAIL focuser with 2" / 1.25" reduction adapter - motor focuser optionally available
• ♦ RC correctors for larger sensors from APS-C upwards are optionally available