The arrangement shown in Fig. P.13.53 is used to convert a collimated laserbeam into a spherical wave.

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The arrangement shown in Fig. P.13.53 is used to convert a collimated laserbeam into a spherical wave. The pinhole cleans up the beam; that is, it eliminates diffraction effects due to dust and the like on the lens. How does it manage it?

Fig. P.13.53

(a) (b) Microscope objective (c) Laserbeam Pinhole

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Optics

ISBN: 978-0133977226

5th edition

Authors: Eugene Hecht

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Question Posted: Jan 14, 2019 10:01 AM

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The arrangement shown in Fig. P.13.53 is used to convert a collimated laserbeam into a spherical wave.

Question:

(a) (b) Microscope objective (c) Laserbeam Pinhole

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The pinhole blocks th...View the full answer

Optics

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