Land Sea & Sky
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The TSA-120 system achieves a high level of apochromatic performance for both visual observation and imaging.
In this doublet design, Takahashi has paired the fluorite element with a low dispersion glass having a high refractive index. This combination provides excellent optical performance across the entire visible spectrum with a Strehl ratio in excess of 97.6
The TSA-120N is a limited edition released to commemorate the 10th anniversary of the initial release of the TSA-120.
The CA ring 128 is designed to adapt the FC/FS Multi-Flattener for use with the FS-128 and FS-152 telescopes.