FSQ-106EDX3 Tube assembly COMPLETE (USA Version) TQE10630

Takahashi FSQ-106EDX3 (USA Version) (Retractable Lens Shield)

The FSQ-106EDX3 is Takahashi\'s 4\" astrograph. The optics produces a wide flat field with very low field curvature and astigmatism. An 88m image circle allows use of 35mm SLRs as well as 64 and 67 formats with full illumination   Components : MEF-3 Micro edge focuser built-in (not separate type) TQE10631 FSQ-106EDX3 tube ass\'y OTA (USA Version) TKA00552 7x50 finder scope TKA00563 Finder bracket (7x50F) TKA29420S Tube holder with aux.plate (FSQ-106ED) (TKA36420 Tube hodler + TKA36421 Aux.Plate)

FSQ-106EDX3 Specifications
Optical System　・・・・・・・・・ED Apochromat Modified

                                         Petzval Quadruplet
Effective　Aperture ・・・・・・・・・・・・・・・・・・・・・・・106mm
Focal　Length　（Prime　Focus) ・・・・・・・・・・・530mm
Focal　Ratio　（Prime　Focus)　・・・・・・・・・・・・・F/5.0
Resolving Power ・・・・・・・・・・・・・・・・・・・・・・・・・・・1.09\"
Limiting Magnitude　・・・・・・・・・・・・・・・・・・・・・・・・・11.8
Light Gathering Power　・・・・・・・・・・・・・・・・・・・・・・220X
Image Circle (Prime Focus)　・・・・・・・・・・・・・・φ 88mm
Photographic Field ・・・・・・・・・・・・・・・・・・・・・・・・φ 9.5°
Back Focus　・・・・・・・・・・・・・・・・・・・・・・・・・・186.38mm
Metal Back　・・・・・・・・・・・・・・・・・・・・・・・・・・・・・・178mm
Effective　Focal Length w/Reducer ・・・・・・・・385mm
Effective Focal Ratio w/Reducer ・・・・・・・・・・・F/3.6
Image Circle w/Reducer　・・・・・・・・・・・・・・・・φ 44mm
Photographic Field ・・・・・・・・・・・・・・・・・・・・・・・・φ 6.5°
Metal back　・・・・・・・・・・・・・・・・・・・・・・・・・・・・・72.2mm
Effective Focal Length w/Extender-Q 1.6X ・・850mm
Effective Focal Ratio w/Extender-Q 1.6X ・・・・・F/8.0
Image Circle w/Extender-Q 1.6X ・・・・・・・・・φ 44mm
Photographic Field ・・・・・・・・・・・・・・・・・・・・・・・・・・φ 3°
Metal back　・・・・・・・・・・・・・・・・・・・・・・・・・・・・・117.5mm
Finder Scope　・・・・・・・・・・・・・・・・・・・7x50 6.3 degrees
Total Length of Main Tube　・・・・・・・580mm retracted
                                              675mm extended
Diameter of Main Tube　・・・・・・・・・・・・・・・・・・・・125mm
Total Weight of Main Tube　・・・Approx. 7kg (15.4lbs)

	Optical Tube Assembly
Effective Aperture	106mm
Optical Design	Modified Petzval quadruplet apochromat
Focal Length	530mm
Focal Ratio	F/5.0
Resolution	1.09\"
Limiting Magnitude	11.8
Image Circle	88m - 44mm w/ Extender Q
Photographic Field	9.5° - 3° w/ Extender Q
Tube Diameter	Ø114mm
Tube Length	675- 580m (Lens Shield Retractor)
Tube Weight	6kg (13.2lbs)
Finder Scope	7x50 6.3°