Notes by Dr. Optoglass: The Resolution of the Human Eye

Topics Covered: The average and maximum resolutions of the human eye PPI and DPI at various distances Beauty is all very well at first sight; but who ever looks at it when it has been in the house three days? – George Bernard Shaw Exclusive Bonus: Download my free cheatsheet (with examples) of the most […]

Notes by Dr. Optoglass: Focal Lengths of the Human Eye

Topics Covered: The many focal lengths of the eye The focal length of the eye in photographical terms Nature will bear the closest inspection. She invites us to lay our eye level with her smallest leaf, and take an insect view of its plain – Henry David Thoreau Before you get the wrong impression, let’s […]