Answers are grounded in this paper and cite their sources.
The Ophthalmetron is an electro‐optical instrument designed to determine the refractive state of an eye. The output is in the form of a graph which gives the refractive state for each meridian. The principle upon which its operation is based is described, and illustrations of its components and graphical output arc shown.
No takes yet. Share an insight, caveat, or question.
Knoll et al. (1972) studied this question.
Synapse has enriched 10 related papers. Consider them for comparative context: