Farpoint Carey Focus Mask - Celestron 11 (Hyperstar/Fastar)Farpoint Carey Focus Mask Celestron 11 (Hyperstar Fastar) is an ingenious new way to easily focus a telescope. For use with Celestron 11" SCT telescopes with Hyperstar or Fastar. Farpoint Carey Focus Mask Celestron 11 (Hyperstar Fastar) Farpoint Carey Focus Mask Celestron 11 (Hyperstar Fastar) is an ingenious new way to easily focus a telescope. George Carey, an amateur telescope maker and astronomer from the UK, published a modification of previous