Telescope Mirrors Parabolic

Schott Suprax blanks ready for polishing

Here are the two blanks Schott Suprax 8488 ready for polishing. They are 456 mm in diameter (to have a useful diameter of 450 mm) and 50 mm thick. They will be processed with parabolic shape at f/3. These mirrors are made for the first two prototypes of TI 45 Astrographs.

Telescope Mirrors Parabolic

2 replies
  1. Robert Mueller
    Robert Mueller says:

    Will you have any ti45 scopes to see at the New Mexico office? I travel through there and would be interested to see.
    Thanks,
    Robert

    Reply

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