TS Optics

The 140 mm f/6.5 triplet apochromat convinces with a pure color image and a powerful 4" RAP focuser.

• Aperture 140 mm
• Focal length 910 mm
• Fast focal ratio f/6.5
• Air-spaced triplet objective - 2 ED elements provide an image free from chromatic aberration
• Solid 4" rack and pinion focuser with dual speed - ideal for astrophotography
• Intermediate threads for screwed adaptations, e.g. M68x1 female thread
• Retractable dew shield
• CNC tube rings, carrying handle and dovetail bar are included in the scope of delivery
• Carbon tube for easier transport and high stability
• Delivery in transport case
• Every apochromat is tested by the manufacturer and Teleskop-Service before shipment
• Each apo receives a serial number and is delivered with a photographical test certificate

• Aperture 254 mm
• Effective focal length 863 mm
• Focal ratio f/3.4
• Full correction up to 44 mm diameter with good illumination
• Carbon tube for good focus and mechanical stability
• 3" dual-speed RAP focuser with integrated corrector
• Working distance 55 mm from M48x0.75 thread with integrated connection for 2" filter
• Additional threads M54x0.75 and M68x1 available for individual adaptations
• Each TS Hypergraph254 is tested and optimized on our optical bench before storage
• Made in Germany!

TS-Optics 155mm f/8 FPL55 Triplet APO lens in mount - with certificate

High performance Triplet APO lens in mount with accurate color rendering - ideal for telescope do-it-yourself.

• Aperture 155 mm
• Focal length 1240 mm
• Focal ratio f/8 
• FPL55 Triplet design with accurate color rendering Multi-coating on each glass-air surface Delivery with serial number and individual certificate 
• Connection thread on telescope side: M175x1 male thread

• Aperture 203 mm
• Effective focal length 690 mm
• Focal ratio f/3.4
• Full correction up to 44 mm diameter with good illumination
• Carbon tube for good focus and mechanical stability
• 3" dual-speed RAP focuser with integrated corrector
• Working distance 55 mm from M48x0.75 thread with integrated connection for 2" filter
• Additional threads M54x0.75 and M68x1 available for individual adaptations
• Each TS Hypergraph203 is tested and optimized on our optical bench before storage
• Made in Germany!

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.

With the FRA600 F/5.6 quintuplet astrograph, Askar has created a pure-color apochromat for astrophotography with large sensors.

• Aperture 108 mm / 4.3"
• Focal length 600 mm
• Focal ratio f/5.6
• 5-element design - the 2-element corrector is permanently installed in the tube
• 66 mm image circle with full illumination and correction
• 140 mm working distance for observation with 2" star diagonal
• Long transition adapter for photography to M48x0.75 with 2" filter thread included
• Rugged 4" RAP focuser with dual speed reduction and 360° rotation
• Losmandy style dovetail bar
• Flexible tube rings with carrying handle and lateral threads for individual adaptations
• Finder shoe for standard finder bracket
• Each FRA600 comes with an inspection checklist from the manufacturer and is also tested on our optical bench

The new TS Photoline 150 mm f/8 Apo convinces with its high optical performance, neat chromatic correction and very good mechanics - with large 3.7" focuser for astrophotography with large sensors

• Aperture 150 mm / focal length 1200 mm / focal ratio f/8
• Very good chromatic correction due to color-pure imaging by "Extra-Low-Dispersion" FPL53 APO element from Ohara (Japan) and lanthanum glass element
• Fast cooling due to the 2-element objective design
• With only 9.5 kg the telescope is still transportable and can be carried by mounts from EQ6 upwards
• 3.7" focuser with 360° rotation - rack and pinion - one of the best focusers in its class
• Multi-coated objective and inner baffles for optimal contrast
• M92x1 and M68x1 female threads are available for screw adaptions - illumination up to full frame format is given
• Working distance 130 mm from the 2" receptacle or 230 mm without extension between focuser and tube
• Slide-in dew shield, CNC tube rings, finder shoe, dovetail bar and carrying handle are included in the scope of delivery
• Suitable correctors and focal length reducers for astrophotography are available
• Each apo is checked and optimally adjusted on the optical bench at Teleskop-Service before shipment. Upon request, we will send an optics test (stellar imaging focal, extrafocal, intrafocal and Ronchi) with it.

Stunning astrophotos and extreme depth at a moderate time effort - this is what the PowerNewtonians from Teleskop Service stand for.

• Short exposure times at f/2.8 - perfect for DSLR cameras without cooling
•  Moderate exposure times when using narrowband filters
•  Very good field correction thanks to the ASA corrector/reducer
•  High mechanical stability due to the carbon tube
•  Total length of only 1100 mm, weight of 18 kg - can also be carried by affordable mounts
•  Back Focus 65 mm starting from the T2-thread - also suitable for OAG
•  Fully illuminated and corrected field for APS-C format sensors
•  The first image at left shows the very similar 10" model.
•  Made in Germany

The 107PHQ is a transportable APO refractor for astrophotography with corrected field of view up to full frame sensor and for observation up to the highest magnification range.

• Aperture 107 mm - focal length 740 mm - focal ratio f/7
• 4-element Petzval system with color-correct triplet objective and a corrector lens built into the optical tube
• Stable 3.4" RAP focuser with micro-reduction and 360° rotation - adjustment range 110 mm
• Sufficient working distance for observing with 2" accessories and for photography
• Besides 1.25" and 2" the apo offers M48, M54, M68 and M86 threads for screw adaptions
• 44 mm image circle with full illumination and correction allow the use of large sensors with high resolution
• CNC tube rings with Vixen/EQ5 style dovetail bar and carrying handle
• Finder shoe for standard finder and mini guiding telescopes available
• High quality carrying case for optimal protection of the telescope
• Each Quadruplet Apo is inspected and its optics tested before shipping - you get an optimally adjusted telescope for successful photography and observation from the very beginning.

TS PHOTOLINE 106 mm f/6.6 triplet apochromat with color-clean image with high-quality triplet lens from Japanese production

• Aperture 106 mm / focal length 700 mm / focal ratio f/6.6
• Multi-coated 3-element lens with FCD100 APO element (similar to FPL53) from Hoya (Japan) for a color-pure image
• The lens including cell is made in Japan
• Lens is adjustable with pull and push screws
• Internal baffles for higher contrast and fewer reflections
• 3.5" dual-speed RAP focuser with improved bearing of the draw tube - supports cameras up to 10 kg without shifting
• Connection for screw adaptions via M63x1 female thread - 2" and 1.25" receptacle
• Powerful telescope also for observing with clear, high contrast image
• Retractable dew shield for transport
• CNC tube rings, Vixen/EQ5 style dovetail bar, carrying handle and finder shoe are included in the scope of delivery
• Each Apo is visually and mechanically inspected and tested before shipment
• Includes 3" 0.75x field corrector - improves focal ratio to f/4.95 with full correction to full frame
  

The ASKAR FRA 500/5.6 APO quintuplet apochromat from Sharpstar is optimized for astrophotography with high resolution cameras

• Aperture 90 mm
• Focal length 500 mm / focal ratio f/5.6
• 5-element quintuplet design with corrector in tube
• Two ED glasses in the triplet objective for very good correction of the chromatic aberration
• 55 mm image circle with full illumination and correction
• 158 mm maximum working distance from drawtube with all adapters for photography and observation
• Stable 3.5" dual-speed RAP focuser with 360° rotation
• Adapters to M68x1, M54x0,75, M52x0,75 and M48x0,75 are included in delivery
• Starting with the M48 thread, you have comfortable working distance for all common astro cameras, DSLR and system cameras
• Flexible Losmandy style dovetail bar with photo tripod connection and carrying handle with flexible oblong hole
• Finder shoe for standard finder holders
• Including inspection check list of the manufacturer

TS PHOTOLINE 106 mm f/6.6 triplet apochromat with color-clean image with high-quality triplet lens from Japanese production

• Aperture 106 mm / focal length 700 mm / focal ratio f/6.6
• Multi-coated 3-element lens with FCD100 APO element (similar to FPL53) from Hoya (Japan) for a color-pure image
• The lens including cell is made in Japan
• Lens is adjustable with pull and push screws
• Internal baffles for higher contrast and fewer reflections
• 3.5" dual-speed RAP focuser with improved bearing of the draw tube - supports cameras up to 10 kg without shifting
• Connection for screw adaptions via M63x1 female thread - 2" and 1.25" receptacle
• Powerful telescope also for observing with clear, high contrast image
• Retractable dew shield for transport
• CNC tube rings, Vixen/EQ5 style dovetail bar, carrying handle and finder shoe are included in the scope of delivery
• Each Apo is visually and mechanically inspected and tested before shipment