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Progressives
· Progressives
Free-form progressive lenses: what to put on the order
Free-form progressives are cut for one prescription, so the order carries more weight. What the lab needs from you: monocular PD, fitting height, a tracing.
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· Progressives
Progressive lens identifier: reading the markings
A patient's progressive, no record of the design. How to read the engravings, match them to an identification chart, and find the fitting cross.
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· Progressives
Progressive lens non-adaptation: what the lab can fix
When a patient can't adapt to progressives, the cause can be a measurement. What to check, which fixes the lab makes, and which ones start in your chair.
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