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Contact Lenses > Unit 5 > Flashcards

Unit 5 Flashcards

1
Q

What material are Bausch & Lomb pure vision contact lenses made of

A

AerGel
-30 days

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2
Q

What material are Bausch & Lomb ultra contact lenses made of

A

Silicone hydrogel with moisture seal tech
-30 days

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3
Q

Alcon daily disposable hydrogel

A

aquacomfort plus

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4
Q

Alcon daily disposable silicone hydrogel

A

Dailies total one

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5
Q

Alcon monthly replacement

A

-total 30
-air optix

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6
Q

Alcon extended wear

A

Air optix

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7
Q

Alcon cosmetic coloured

A

Air optix colors

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8
Q

Bausch and Lomb daily disposable hydrogel

A

Biotrue Oneday

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9
Q

Bausch and Lomb monthly replacement

A

-ultra
-purevision
-purevision 2

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10
Q

Bausch & Lomb extended wear

A

-purevision
-purevision 2
-Soflens 38
-ultra

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11
Q

CooperVision Daily disposable silicon hydrogel

A

-myday
-clariti
-Proclear
-avaira

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12
Q

CooperVision monthly replacement

A

Biofinity
-proclear sphere
-serenity

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13
Q

CooperVision extended wear

A
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14
Q

CooperVision myopia control

A

MiSight

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15
Q

Acuvue daily disposable hydrogel

A

-acuvue define
-acuvue moist
-acuvue 2
-

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16
Q

Acuvue daily disposable silicone hydrogel

A

-oasys max 1-day

17
Q

Acuvue monthly replacement

A

Acuvue vita

18
Q

Acuvue biweekly replacement

A

-acuvue oasys
-acuvue 2

19
Q

Acuvue extended wear

A

None

20
Q

Acuvue cosmetic coloured

A

Define

21
Q

What was the biggest challenge that occurred in the development of silicone hydrogel And how did they fix it

A

Silicone is hydrophobic so it doesn’t combine with hydrogel. Polar groups were inserted into the material to improve hydrophilic properties

22
Q

As water content increases in hydrogel contact lenses, oxygen permeability does this

A

Increases

23
Q

As water content increases in silicone hydrogel contact lenses, the oxygen permeability does this

A

Decreases

24
Q

Measures how quickly oxygen moves through material

A

Diffusivity

25
Q

Measures how much oxygen material can hold

A

Solubility

26
Q

Five factors that describe the geometric components of a soft contact lens

A

-Sagittal depth
-Edge profile
-Thickness
-Radius of curvature
-Diameter

27
Q

Seven material properties of contact lenses

A

-water Content
-Modulus (flexibility)
-Surface friction
-Oxygen permeability
-Refractive index
-Spectral transmission

Contact Lenses (6 decks)

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