This preview shows pages 1–15. Sign up to view the full content.
This preview has intentionally blurred sections. Sign up to view the full version.
View Full DocumentThis preview has intentionally blurred sections. Sign up to view the full version.
View Full DocumentThis preview has intentionally blurred sections. Sign up to view the full version.
View Full DocumentThis preview has intentionally blurred sections. Sign up to view the full version.
View Full DocumentThis preview has intentionally blurred sections. Sign up to view the full version.
View Full DocumentThis preview has intentionally blurred sections. Sign up to view the full version.
View Full DocumentThis preview has intentionally blurred sections. Sign up to view the full version.
View Full Document
Unformatted text preview: gm wavEMJ; a ‘ 1/3 1. Summary of the formula for images formed by spherical mirrors
1/8 + 1/8” = 2/R =1/f S, and S’ are object and image distance? respectively. R and f are the radius of curvature and
focal length of the mirror S is + if the object is in front of the mirror (real object)
S is — if the object is in back of the mirror (Virtual object)
(front and back are deﬁned with respect to the light propagation direction) 8’ is + if the image is in front of the mirror (real image)
8’ is — if the image is in back of the mirror (Virtual image) R and f are + for concave mirror (the center of curvature C is in front of the mirror)
R and f are — for convex mirror (the center of curvature is in back of the mirror) Special case, plane mirrors ? H
.57 ' Magniﬁcation: M=+h’/h =~ S’/S /
WW Mirrors form images by light reflectionl! W 2. Summary of the formula for image formed by spherical refraction surfaces
Refraction surfaces form imagines by light transmission”
nl/S + ng/S’ : (nzn1)/R, Gaussian formula
S is + if the object is in front of the surface (real object)
S is e if the object is in back of the surface (Virtual object) (front and back are deﬁned with respect to the light propagation direction) S” is + if the image is in back of the surface (real image)
8’ is e if the image is in front of the surface (virtual image) R is + if the center of curvature C is in back of the surface
‘ R is — if the center of curvature is in front of the surface f0 = n] R/(nznl) ﬁrst focal length or object focal length
ﬂ : n2 R/(nznl) 2nd focal length or image focal length V/zzr/o 9; ,7 .. N N N W 7 ,, , , ,, ,3 ,,, DOUBLE CONVEX PLANOCONVEX CONVEXOCONCAVE MENISCUS CONVERGENG couvsnsma LENSES PLANOCONCAVE MESEEAVﬁONVEX
a: R IN
_ DIVERGING LENSES US VE G G P 1 _—M
a ‘3 (53... . I. _ ... lzl' Li  cgijlhm I ..cADJ (—L ‘ r I I. f: 3 $34306”
.; "z“__‘_'_'~f.....<———~ «~— TQ: (2,— __ HQLLCQ {‘9 My _ m : ~ f H +0 germ m Wmmﬁg:  gmfdcamefw "A‘TQ/‘féxwd‘c Sign Convention for Thin Lenses sis + if the object is in front of the lens.
sis — if the object is in back of the lens. 3’ is + if the image is in back of the lens.
3’ is — if the image is in front of the lens. 31 and Pu; are + if the center of curvature is in back of the lens.
H1 and RE are  if the center of curvature is in Front of the lens. ...
View
Full
Document
This note was uploaded on 02/16/2009 for the course EE 320 taught by Professor Qim during the Fall '08 term at Pennsylvania State University, University Park.
 Fall '08
 QIM

Click to edit the document details