Astro Fi Series Instruction...
Page 4
... it by tightening the silver thumbscrew. The eyepiece you will use a star diagonal. The Astro Fi 90 refractor and 102mm Maksutov-Cassegrain also come with the 25 mm eyepiece. Fig. 6 Remove all dust caps, then insert the star diagonal into the telescope's focuser. The eyepieces are inserted directly into the focuser and tighten the 2 silver thumbscrews...
... it by tightening the silver thumbscrew. The eyepiece you will use a star diagonal. The Astro Fi 90 refractor and 102mm Maksutov-Cassegrain also come with the 25 mm eyepiece. Fig. 6 Remove all dust caps, then insert the star diagonal into the telescope's focuser. The eyepieces are inserted directly into the focuser and tighten the 2 silver thumbscrews...
Astro Fi Series Instruction...
Page 7
...Eyepiece / Magnification Finderscope Resolution Light Gathering Power Highest Useful Magnification Lowest Useful Magnification Limiting Stellar Magnitude Tripod Warranty Optical Tube Length Total Telescope Kit Weight 22203 Newtonian Reflector 130 mm (5.1") 650 mm f/5 Aluminum with SiO2 25 mm Kellner (1.25") / 26x; 10... Limit: 0.89 arc seconds 345x the unaided eye 307x 19x 13.1 Adjustable-height aluminum 2-Years 26 inches (66 cm) 17.0 lbs Astro Fi TELESCOPE 22202 Maksutov-Cassegrain 102 mm (4.0") 1325 mm f/13 Fully-coated 25 mm Kellner (1.25") / 53x; 10 mm Kellner (1.25") / 132x StarPointer Red...
...Eyepiece / Magnification Finderscope Resolution Light Gathering Power Highest Useful Magnification Lowest Useful Magnification Limiting Stellar Magnitude Tripod Warranty Optical Tube Length Total Telescope Kit Weight 22203 Newtonian Reflector 130 mm (5.1") 650 mm f/5 Aluminum with SiO2 25 mm Kellner (1.25") / 26x; 10... Limit: 0.89 arc seconds 345x the unaided eye 307x 19x 13.1 Adjustable-height aluminum 2-Years 26 inches (66 cm) 17.0 lbs Astro Fi TELESCOPE 22202 Maksutov-Cassegrain 102 mm (4.0") 1325 mm f/13 Fully-coated 25 mm Kellner (1.25") / 53x; 10 mm Kellner (1.25") / 132x StarPointer Red...