View Original: | Magnification power of a loupe.png (733x419) | |||
Download: | Original | Medium | Small | Thumb |
Courtesy of: | commons.wikimedia.org | More Like This | ||
Keywords: Magnification power of a loupe.png en The magnification power of a loupe is given by <math>M \frac \alpha' \alpha \frac 25\ \mathrm cm f </math> where 25 centimeter is the near limit of the normal eye When the virtual image is not at infinity but at the near point the angular magnification is <math>M + 1 </math> own from http //www gutenberg org/files/37589/37589-h/37589-h htm Through Magic Glasses and Other Lectures Pieter Kuiper and Arabella B Buckley 1890 and 2012 PD-1923 Loupes |