Books like Clinical Optics
Troy E. Fannin
Clinical Optics is 444 pages, about 8 hours 8 minutes at 250 words a minute.
7 books to read next
How long each takes
Bennett and Rabbetts' Clinical Visual Optics 8.3 h 
System for Ophthalmic Dispensing 11.4 h 
Bennett and Rabbett's Clinical Visual Optics 9.0 h 
Primary Care Optometry 11.6 h 
Introduction to Classical and Modern Optics 8.3 h 
Optics 12.0 h 
Fundamentals of Optics 12.8 h Bar height shows length. Estimated at 250 words a minute.