[Andy01 (Andy)]

Takahashi TOA/FS 0.73x Reducer + 17mm spacer and original box.
(TKA31580S: new price $985) this one just $397 + post

See image taken with this item, it's ideal for APS-C or similar size sensors.

The Takahashi TOA/FS Reducer is ready to make your Takahashi turn into the fast focal ratio you want for your most demanding astrophotography needs. Just put this focal reducer into place on either the 2.7" or 4" focuser and instantly transform your system into an f/5.7 - produces a flat field with a 50 mm diameter image circle.

The Takahashi TOA/FS Focal Reducer measures 2.7" in diameter. It fits focuser of all 2.7" focuser TOA-130 optical tube assemblies as well as the Takahashi FS-102, FS-128, TSA-102S. With the addition of a 4" to 2.7" adapter, the Takahashi TOA130R Focal Reducer is also compatible with the 4" focuser focuser design of the Takahashi TOA-130 and 150. The TOA130R is threaded 72mm to match all accessories.