interesting reads Understanding “Galilean” vs. “Keplerian” and “Wide Angle” vs. “Expanded Field” telescopes Henry Greene • December 9, 2017 I thought that this discussion might shed some light on how bioptic telescopes are named and what the names representRead More » The benefits of bioptics for individuals with Albinism and Stargardt’s Disease Henry Greene • April 8, 2016 New designs of bioptic telescopes, especially the Ocutech VES-Sport and Explorer, provide a modern hi-tech appearance making them much more acceptable and fun to wear.Read More »