lecture27 - 7. Spherical mirror 1) Mirror equation C d i d...

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Unformatted text preview: 7. Spherical mirror 1) Mirror equation C d i d o h = + + = + = 2 R h d h d h i < < ; ; 1 R d d i 2 1 1 = + f R d d f R d d i o o i = = 2 if 2 if f d d i 1 1 1 = + focus 2- = f R f Example: ? . 3 . 1- = = i o d m d m R m m d m m m d R d i i 6 . . 5 . 3 . 3 . 5 . 3 1 . 1 2 1 2 1 = = =- =- = 2) Magnification C o i o i d d h h m- = d i d o image erect - if image inverted- if < m m Example: What is magnification in the previous example? 2 . . 3 6 .- =- =- = m m d d m o i This image is real, inverted, and 5 times smaller than the object 3) Graphical method 4) Image and object at various distances C F C F f d d i 1 1 1 = + focus 2- = f R f o i o i d d h h m- = R d R d f d d i o i o 1 ; ; 1 ; ; < < < < m m R d f R d m m R d f R d i i o ; 1 1 1 < < < i i o o d d f d f d 0! f 1 ; - m d d...
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lecture27 - 7. Spherical mirror 1) Mirror equation C d i d...

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