Microbiology: An Evolving Science (Fourth Edition)
4th Edition
ISBN: 9780393615098
Author: John W. Foster, Joan L. Slonczewski
Publisher: W. W. Norton & Company
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Question
Chapter 2, Problem 6RQ
Summary Introduction
To review:
The magnification of an image by refraction.
Introduction:
The process of vision involves the basic principles of absorption, reflection, refraction, and scattering of light. The process of light changing its speed and direction when encountering a heavier medium like the eye lens also leads to resizing of the actual image. It helps the eye to detect objects that are physically small. This principle can be applied in simple and compound microscopes to resolve minute objects because the eyes have limited resolving power.
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Check out a sample textbook solutionStudents have asked these similar questions
Differentiate between the concepts of magnifi cation, refraction, and resolution and explain how they contribute to the clarity of an image.
Briefly describe the use of refractive index in contrast.
Determine the main refraction region in the eye.
Chapter 2 Solutions
Microbiology: An Evolving Science (Fourth Edition)
Ch. 2.1 - Prob. 1TQCh. 2.1 - Prob. 2TQCh. 2.2 - Prob. 1TQCh. 2.3 - Prob. 1TQCh. 2.3 - Prob. 2TQCh. 2.4 - Prob. 1TQCh. 2.5 - Prob. 1TQCh. 2.5 - Prob. 2TQCh. 2.6 - Prob. 1TQCh. 2.6 - Prob. 2TQ
Ch. 2 - Prob. 1RQCh. 2 - Prob. 2RQCh. 2 - Prob. 3RQCh. 2 - Prob. 4RQCh. 2 - Prob. 5RQCh. 2 - Prob. 6RQCh. 2 - Prob. 7RQCh. 2 - Prob. 8RQCh. 2 - Prob. 9RQCh. 2 - Prob. 10RQCh. 2 - Prob. 11RQCh. 2 - Prob. 12RQCh. 2 - Prob. 13RQCh. 2 - Prob. 14RQCh. 2 - Prob. 15RQCh. 2 - Prob. 1TQCh. 2 - Prob. 2TQCh. 2 - Prob. 3TQCh. 2 - Prob. 4TQ
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Similar questions
- Explain the Workings of an oil immersion lens.arrow_forwardDifferentiate between the concepts of magnification, refraction, andresolution and explain how they contribute to the clarity of an image.arrow_forwardWhen using a microscope, does the depth of focus decrease or increase with increasing magnification?arrow_forward
- The pupil of a person's eye changes from a diameter of 3.5 mm to 1.5 mm as the illumination is increased. By what factor does the minimum angle of resolution change?arrow_forwardWhat is the primary difference between the method of focusing used by the eye and by a camera? Explain. *arrow_forwardhow do you think increasing the index of refraction will change the path of the light ?arrow_forward
- What is the diffraction-limited optical resolution of the human eye? (feel free to find the geometrical and optical properties of the eye using literature search)arrow_forwardExplain why an image must be centered in the field of view when using low power before moving to a high power magnification.arrow_forwardWhy are you unable to focus on images closer to your eye than the near point values you determined?arrow_forward
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