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Opthalmic Lenses and Dispensing

This class was created by Brainscape user Arusa Nasir. Visit their profile to learn more about the creator.

By: Arusa Nasir
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Decks in this class (18)

L1 Introduction
Spherical lenses,
Toric lenses,
Prisms
8  cards
L16 Introduction To Bifocals
Why do you need bifocals,
Glasses options for presbyopia,
Single vision
19  cards
L2 Prescription and Lenses
What is a corrective lens,
Sign convention,
Focal length
13  cards
L3 Power and Lenses
Lensmakers equation,
Fundamental paraxial equation,
Effective power of the lens
4  cards
L4 Transposition
Transposition,
Toric lenses,
Bitoric lenses
10  cards
L5 Prisms
Reason for needing prisms,
What happens to the image in the eye,
Prism
17  cards
L6 Thick Lenses
Back vertex power,
Fv,
Thickness
9  cards
L7 Thick Lenses contd
Factors affecting lens thickness,
Lens shape,
Lens diameter
7  cards
L8 Lens Properties
The choice of lens material will ...,
Lens properties,
Durability
12  cards
L9 Lens Coatings
Why hard coat a lens,
Two ways to hard coat,
Hard coats can be
14  cards
L10 Tints
Why do we dispense this,
Em spectrum,
Spectrum and damage
22  cards
L11 Protective eyewear
Hazards,
Impact resistance,
Elasticity and frame
17  cards
L12 Frames and Vision
Box system of measurements,
Effective lens diameter,
Field of view
14  cards
L13 Frame Materials
Cellulose acetate plastic,
Optyl plastic,
Spx plastic
11  cards
L14 Paediatric Dispensing
Things to consider,
1 communication,
Consider timing
31  cards
L15 Single Vision Dispensing
Spectacle magnification,
Spectacle magnification depends on,
Sm equation
15  cards
Plastic Lens Materials
Cr39 essilor orma,
Key features and benefits of cr39,
Disadvantages of cr39
18  cards
Glass Lens Materials
Crown glass,
Key feature and benefits of crown...,
Disadvantages of crown glass
6  cards

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Opthalmic Lenses and Dispensing

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Opthalmic Lenses and Dispensing Year 1
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  • 247 flashcards
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