Optics 10 (Lens Equations) Flashcards

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1
Q

m =

A

hi/ho OR -di/do

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2
Q

what is m?

A

magnification (how much bigger something is) -> relative comparison

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3
Q

if an image is upright…

A

then M is postive

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4
Q

if an image is inverted…

A

then M is negative

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5
Q

H i/o is the

A

height of an image/object

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6
Q

if i/o is above principale axis…

A

h is positive

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7
Q

if i/o is below principale axis…

A

h is negative

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8
Q

d i/o

A

how far an object/image is from lens

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9
Q

do is ALWAYS

A

positive

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10
Q

if image is virtual then

A

di is negative

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11
Q

if image is real then

A

di is positive

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