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ZWO Seestar S30 Desktop
  • T-2/90 ° diagonal prism (BaK4 glass) with 35mm free aperture terminal objective side: 2 "or 1¼"
  • Connection eyepiece: 1¼ "
  • Prism made in accordance to Zeiss-norms, multi-coated, solid metal case, both sides T-2 connection threads, resulting in extremely short design and adaptable to each telescope system.
  • Not just the housing is significantly better and the prism is greater, also the planarity and the conformity of the prism faces are about 5x better than standard prisms in plastic housings.