HW1 problems

# HW1 problems - 2.6 Problems as s hown A n o bject 2 c rn h...

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) ) ) I t ) t I t t t t I I I I ) D D D t D ) ) t I t I I I D ) ) ) I ) t t I ) I ) ) 2.6 '2.r Problems Two lertses of focal lengths 10 and 20 crn are separated by a distance of 15 cm as shown. An object .2 crn high is located to the left of the lelt-hand lens. positiorr of the intermediate image if the object It:ff rif f he fir.l iensi' irrl"it,ii,ri ;ii litt, fi1al irna.Se'i .2 eb +(rcn fScP l=Wcrtt { ='=ocrn Derive trq.2.2 starting with Eti. 2.i. Given the definition of uragnification. nr : *, derive the relationship X : -* Suggestion: draw a principal rav and use similar triangles. Starting with the thin lens equation make a plot of the normalized image dis- tance, din : dil f . vs normalized object distance, don : drlf for d,on and. d,in betrveen -6 and *6. For each of the three regions, do, --0, 0 < don { 1, and I I do,, make a sketch showing tvpical object and image positions. Repeat problern 2. .1 using a negative focal length. Object

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## This note was uploaded on 03/05/2011 for the course ECE 716 taught by Professor Anderson during the Fall '10 term at Ohio State.

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HW1 problems - 2.6 Problems as s hown A n o bject 2 c rn h...

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