F/3 0.6X Reducer for FSQ-106ED-XIII/X4 and FSQ-130ED Telescopes (TKA38581)
Category: Astrophotography Accessories
Description
The Takahashi F/3 0.6X reducer converts the FSQ-106ED and -130ED refractors to f/3 optical systems for use in astrophotography.
Specification
|
Telescope with Adapter |
FSQ-106EDX4 with F/3 0.6X RD | FSQ-130ED with F/3 0.6X RD |
|
Adapter Part Number |
TKA38581 | TKA38581 |
|
Aperture |
106mm | 130mm |
|
Resolution |
1.09" | 0.89" |
|
Limiting Magnitude |
11.9 | 12.3 |
|
Light Gathering Power |
229X | 345X |
|
Focal Length |
318mm | 390mm |
|
Focal Ratio |
f/3.0 | f/3.0 |
|
Image Circle Diameter |
44mm | 44mm |
|
Optical Type |
Double ED Quadruplet | Triple ED Quintuplet |
|
Tube Diameter |
125mm | 156mm |
|
Tube Length (With Lens hood retracted) |
675mm (580mm) | 830 (700mm) |
|
Tube Weight |
7.0kg | 12.7 |
|
Recommended Finder |
7x50 | 7x50 |
|
Metal Back Distance |
56.2mm | 56.2mm |
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