In addition to building enormous observatory-grade instruments, Takahashi offers the best factory-produced telescopes in the world. And the 4-inch TSA-102S proves it. But at 11 pounds, it isn't light; you'll need a large mount and adapters to make it tripod-ready. After sorting out the details, though, you'll be rewarded with years of stellar performance.
Review: Takahashi TSA-102S
In addition to building enormous observatory-grade instruments, Takahashi offers the best factory-produced telescopes in the world. And the 4-inch TSA-102S proves it. But at 11 pounds, it isn’t light; you’ll need a large mount and adapters to make it tripod-ready. After sorting out the details, though, you’ll be rewarded with years of stellar performance. Takahashi […]
WIRED
Incomparable views of all targets. Top-quality glass coatings minimize reflection so more light reaches the eye — images were by far the brightest we observed in this test group.
TIRED
Attaching accessories requires a complicated array of adapters and extensions that are far from cheap (the mounting ring alone costs $200). No two-speed focuser —surprising in a scope this nice.