MCB124 Lecture 4 Supplement

MCB124 Lecture 4 Supplement - d cm d I 50 2 = 5 . 60 30 1...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
MCB 124 Two converging lenses with focal lengths f 1 =20cm and f 2 =25cm are placed 80cm apart. If an object is placed 60cm in front of the first (objective) lens, determine the position and the magnification of the image. Example Question 30 1 60 1 20 1 1 1 1 1 = - = - = O I d f d cm d I 30 1 = 50 1 50 1 25 1 1 1 1 1 2 = - = - = I I d f
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 2
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: d cm d I 50 2 = 5 . 60 30 1 1-=-=-= O I d d M 1 50 50 1 2-=-=-= O I d d M 5 . 1 5 . 2 1 =--= = M M M Total object First Image Final Image MCB 124 Testing Resolution with a Grating Davidson & Abramowitz, Optical Microscopy...
View Full Document

Page1 / 2

MCB124 Lecture 4 Supplement - d cm d I 50 2 = 5 . 60 30 1...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online