Digital Lensometry of Progressive Addition Lenses & Bifocals

Описание к видео Digital Lensometry of Progressive Addition Lenses & Bifocals

1. This lecture is about the digital lensometry of Progressive Addition Lenses and bifocals.
2. Different parts of Digital lensometer.
3. How we can find the power of Spherical, cylinder , axis and addition of the bifocals.
4. How we can the power of 3 different compartments of the progressive Addition Lenses.

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