This class was created by Brainscape user CN Unknown. Visit their profile to learn more about the creator.
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CN Unknown
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Decks in this class (10)
topic 1 spectacle frames
Name the parts that make up a spe...,
Identify 5 different frame types,
What are the 3 types of lens edge
10
cards
topic 2 impact res lens
Briefly describe different method...,
What is drop ball test,
What are properties of plastic le...
14
cards
topic 3 Light Attenuation
What are the 3 interactions light...,
How to reduce the light transmitt...,
What is the visible spectrum
24
cards
topic 4 optical characteristics
What is lens aberration,
What is lateral chromatic aberration,
What effects does lca have on the...
24
cards
topic 5A physical characteristics of ophthalmic lenses (sph lens forms and factors affecting lens thickness)
What defines a lens form,
What are the 6 different spherica...,
What is a spherical lens
8
cards
topic 5B physical characteristics of ophthalmic lenses (cyl lens forms)
What is a astigmatic lens,
What are the 4 types of astigmati...,
What is a plano cyl lens
6
cards
topic 5C physical characteristics of ophthalmic lenses (-ve +ve cyl transposition)
What kind of prescription is usua...,
How to transpose from ve cyl form...,
What direction does the axis follow
5
cards
topic 5D physical characteristics of ophthalmic lenses (toric transposition))
0
cards
topic 5E physical characteristics of ophthalmic lenses (minimum blank size)
Why is minimum blank size important,
How do we calculate minimum blank...,
What is the impact that blank siz...
4
cards
OPH OPT FORMULAE
Reduction in lens thickness due t...,
Effective power,
Prismatic effect
6
cards
More about
OPH OPT
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