Takahashi Takahashi TOA-130NFB 130mm (5.1") Triplet Ortho Apochromat Optical Tube Assembly (OTA) $9,439.99
Takahashi Takahashi TOA-150B 150mm (5.9") Triplet Ortho Apochromat Optical Tube Assembly (OTA) $17,509.99
Takahashi Takahashi FSQ-106EDX4 106mm (4.2") Quadruplet Apochromat Optical Tube Assembly (OTA) $7,879.99
