Difference between revisions of Optics related math
m →Converting from Glasses to Contact Lens Prescription or vice-versa: we hace our own vertex distance page |
m add refs section |
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* [[Vertex distance]] | * [[Vertex distance]] | ||
* [[Wikipedia:Vertex_distance|Vertex distance formula (also for astigmatism)]] | * [[Wikipedia:Vertex_distance|Vertex distance formula (also for astigmatism)]] | ||
==References== | |||
{{reflist}} | |||