For astronomy – Is there a secure, legal way to induce pupil dilation? (other than darkish adaptation)?
Monday, November 7th, 2011Query by dyslexic nam: For astronomy – Is there a secure, legal way to induce pupil dilation? (other than dark adaptation)? I am into astronomy and appreciate seeking at faint objects, but my pupils do not simply dilate substantially outside of about 3-4mm even after several hours below dark skies. In the previous I have [...]