TOA-35 Reducer for TOA-130NS/NFB Telescopes (TKA32580A)
Category: Astrophotography Accessories
Description
The TOA-35 Reducer is a 0.7X reducer for use with the TOA-130NS/NFB telescopes. The reducer consists of 4 elements in 3 groups and utilizes ED glass, and produces a 44 mm diameter image circle. When used with the TOA-130 and -150, the appropriate adapter ring is required.
Specifications
|
Telescope with Adapter |
TOA-130NS/NFB with TOA-35 RD |
|
Adapter Part Number |
TKA32580Z |
|
Aperture |
130mm |
|
Resolution |
0.89" |
|
Limiting Magnitude |
12.3 |
|
Light Gathering Power |
345X |
|
Focal Length |
698mm |
|
Focal Ratio |
f/5.4 |
|
Image Circle Diameter |
44mm |
|
Optical Type |
Double ED Triplet |
|
Tube Diameter |
156mm |
|
Tube Length (With Lens hood retracted) |
NS: 1145 mm (1012 mm) NFB: 1155 mm (1022 mm) |
|
Tube Weight |
NS: 10.5 kg NFB: 12.3 kg |
|
Recommended Finder |
7x50 |
|
Metal Back Distance |
56.2mm (measured from back of CA ring) |
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