Telescopes

The ASKAR APO 72 mm f/5.6 quintuplet apochromat from Sharpstar is optimized for astrophotography with high resolution cameras

• Aperture 72 mm
• Focal length 400 mm / focal ratio f/5.6
• 5-element quintuplet design with corrector in tube
• Two ED glasses in the objective for very good correction of the chromatic aberration
• 44 mm image circle with full illumination and correction
• 140 mm working distance for visual observation or focal length reduction
• Stable 3" dual-speed RAP focuser with 360° rotation
• 2" and 1.25" receptacles as well as M68x1 external thread for screw adaptations
• Long adapter from M68 to M48x0.75 camera connection is included in delivery (with 2" filterthrad)
• Flexible GP/EQ5 style dovetail bar with photo tripod connection and carrying handle with flexible slotted hole
• Finder shoe for standard finder holder
• Including inspection check list of the manufacturer

The fast 110 mm ED APO offers good chromatic correction through two special glasses, it is designed for observation and astrophotography.

• Aperture 110 mm / focal length 660 mm / focal ratio f/6
• 2-element APO objective with FPL51 and Lanthanum glass from Ohara-Optics
• Full multicoating for high contrast
• 2.7" RAP focuser with ball bearing, 360° rotation and micro reduction
• M74x1 female thread for screw adaptions
• CNC tube rings - aluminium tube - retractable dew shield
• Aluminium carrying case
• Made in Taiwan

The TS 102 mm f11 SDP Apo offers excellent chromatic aberration correction by pairing FPL53 with additional special glass

• Very good correction of chromatic aberrations by a 2-element APO lens with FPL53 from Ohara and an additional special glass
• Very good correction also in the violet color range, where faster SD-Apos give in a bit
• Even at 250-300x sharpness is maintained
• Adjustable lens mount
• Improved 2.5" rack and pinion RAP focuser with photo thread, 2" and 1.25" adaption
• Retractable dew shield for better transport and optimal protection against stray light
• Deluxe finder holder for adapting finder telescopes
• Binoviewers can be used without path compensation
• CNC tube rings and EQ5 style dovetail bar included
• With only 4.6 kg the ED is well supported by mounts like the Skywatcher EQ5
• Each TS Apo is individually tested before shipping (optics, mechanics, cosmetics), a checklist is attached.

The Askar 103APO is a 103 mm aperture, 700 mm focal length, and f/6.8 native focal ratio apo refractor with many useful features and several corrector options.

• Aperture 103 mm - focal length 700 mm - focal ratio f/6.8
• Triplet objective with one ED element
• Stable 3.3" RAP focuser with dual speed, 360° rotation and 100 mm travel
• Sufficient working distance for observing with 2" accessories and for photography
• Flattener and two reducers available (0.6x and 0.8x)
• CNC tube rings with Vixen/EQ5 style dovetail bar and carrying handle
• Two finder shoes