Lenses Flashcards by Jessa shivo | Brainscape

Q

How do you make transitions?

A

Silver halides

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

How do you tint glass

A

Metallic oxides

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

How do you make anti-glare?

A

Magnesium fluoride

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

How does AR work?

A

Destructive interference

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

How do you make lenses harder?

A

Ion exchange

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Minimum seg for progressive?

A

22mm

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

Most common separation of a DD?

A

13-14mm

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

The further the lens is away from face?

A

More plus

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

3 lens aberrations that cannot be fixed

A

Spherical
Coma
Chromatic aberration

How well did you know this?

1

Not at all

2

3

4

5

Perfectly

Q

3 lens aberrations that can be fixed

A

Oblique astigmatism
Curvature of field
Distortion

How well did you know this?

1

Not at all

2

3

4

5

Perfectly