Focus Scientific

Focus Scientific sells the complete line of Takahashi products. If you don't see it on our website, please contact us.

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Takahashi FSQ-106EDX4 106mm (4.2") Quadruplet Apochromat Optical Tube Assembly (OTA)

The New “Q” is the redesigned flat-field super quadruplet successor to the very popular FSQ-106. The ultra heavy duty, massive,…

The TOA series is a member of Takahashi’s line of triplet refractors. In the TOA design, three lens elements…

The TOA-150 is the second Ortho Apochromat to be developed by Takahashi. It features a newly designed triplet objective. This…

The TSA series is a member of Takahashi’s line of triplet refractors. In the TSA design, an ED glass…

Takahashi tube holder rings fit 125mm (4.9") diameter optical tubes. Compatible with: Takahashi FSQ-106ED (current version) …

Takahashi double tube holder rings fit 179mm (7.05") diameter optical tubes. Compatible with: Takahashi TOA-150 Easily attaches to Takahashi…

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