Takahashi
-
Takahashi TOA-150B 5.9" F/7.33 Ortho-Apochromat Triplet Refractor OTA
$15,070.00This big Takahashi 5.9" ED triplet refractor is optically too good to be called simply an apochromatic scope. Only the term ortho-apochromatic is good enough to describe its optical excellence . . .