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TSA-120 Tube assembly ONLY (w retractable lens shade)

TTK12010
Enquiry Item
The Takahashi TSA-120 is a triplet APO refractor. The Ortho-Apochromatic Triplet Lens incorporates an FPL-53 Extra-low Dispersion glass element.
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Enquire for more information or email us specifics at sales@astro.com.sg.
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TSA-120S Tube assembly (with retractable lens shade)

TSA stands for \"Triplet Super Apochromat\" and it represents the latest in Takahashi\'s superb continuing lineup of super Apochromatic refractors.

 

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Components :

TTK12010 TSA-120 tube ass\'y OTA

 

 

Optical Tube Assembly
Effective Aperture
120mm
Optical Design
Triplet Super Apochromat
Focal Length
900mm
Focal Ratio
F/7.5
Resolution
0.97\"
Limiting Magnitude
12.1
Focal Length w Reducer (TOA)
672mm
Focal Ratio w Reducer (TOA)
F/5.6
Star Image w Reducer
8 microns (centre), 35 microns (edge)
Photographic Field w Reducer
5° to 3.6° from 60% to 100% illumination
Focal Length w 35 Flattener (TOA)
800mm
Focal Ratio with 35 Flattener (TOA)
F/7.84
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