TS Optics

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.