Chapter 19
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Chapter 19 PowerPoint PPT Presentation


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Chapter 19. 0. Optical Instruments. 19 Optical Instruments. Slide 19-2. Slide 19-3. Slide 19-4. Slide 19-5. The Camera. Slide 19-14. Focusing a Camera. Slide 19-15. Digital Cameras. A digital image is made up of millions of pixels. A CCD chip records the digital image. Slide 19-16.

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Chapter 19

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Chapter 19

0

Optical Instruments


19Optical Instruments

Slide 19-2


Slide 19-3


Slide 19-4


Slide 19-5


The Camera

Slide 19-14


Focusing a Camera

Slide 19-15


Digital Cameras

A digital image is made up of millions of pixels.

A CCD chip records the digital image.

Slide 19-16


The Human Eye

Slide 19-17


Focusing and Accommodation

Slide 19-18


Refractive Power

Slide 19-19


Hyperopia

Slide 19-20


Myopia

Slide 19-21


Apparent Size

Slide 19-22


With a magnifier, the angular size is

The magnification is thus

The Magnifier

Largest angular size without a magnifier is

Slide 19-23


The Microscope

Slide 19-24


The Microscope

Slide 19-25


The Telescope

Slide 19-26


Color and Dispersion

Slide 19-27


Rainbows

Slide 19-28


Lens Aberrations: Spherical Aberration

The Hubble space telescope originally suffered from spherical aberration.

Slide 19-29


Chromatic Aberration

Slide 19-30


Resolution and the Wave Nature of Light

Slide 19-31


Rayleigh’s Criterion

Two objects are resolvable if their angular separation is greater than

Slide 19-32


The Resolution of a Microscope

Slide 19-33


Optical and Electron Micrographs of e. coli

Slide 19-34


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