TAKAHASHI TSA-120 APO TRIPLET Style:Complete Assembly precisely replicating the functions of

precisely replicating the functions of the physical keypad

A much slower

Highly precise helical focuser

Expect "Pencil-Thin" details on surface and prominence features

Replacement cooling fan for ZWO ASI Cooled and Pro cameras (excluding ASI2600

TAKAHASHI TSA-120 APO TRIPLET Style:Complete Assembly precisely replicating the functions ofThe Takahashi TSA 120 is an apochromatic triplet refractor with exceptional correction for observation and astrophotography. With one S FPL53 ED element, the air spaced triplet lens cell provides similar performance to their flagship TOA series with a Strehl ratio of 99. 2% at the optimal wavelengths of human vision. The TSA 120 has a native focal length of 900mm and a focal ratio of f 7. 5, making it the ideal instrument for capturing a wide range of