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Questions and Answers
What is the term for the circle formed by light rays from P in the image plane?
What is the term for the circle formed by light rays from P in the image plane?
- Spherical aberration
- Circle of least confusion (correct)
- Distortion
- Chromatic aberration
What is the aberration caused by the dependency of the index of refraction on wavelength?
What is the aberration caused by the dependency of the index of refraction on wavelength?
- Vignetting
- Distortion
- Spherical aberration
- Chromatic aberration (correct)
What type of distortion is shown in figure (a)?
What type of distortion is shown in figure (a)?
- Chromatic aberration
- Pincushion distortion
- Barrel distortion (correct)
- Spherical aberration
What is the purpose of multi-lens arrangements in optical systems?
What is the purpose of multi-lens arrangements in optical systems?
What is the term for the blocking of light rays by appertures of different lenses?
What is the term for the blocking of light rays by appertures of different lenses?
What is the field of view of the fish-eye lens shown in figure (c)?
What is the field of view of the fish-eye lens shown in figure (c)?
What is the primary objective of Image Acquisition?
What is the primary objective of Image Acquisition?
What is the process of converting a continuous signal into a discrete signal called?
What is the process of converting a continuous signal into a discrete signal called?
Which type of radiation is used in medical X-ray imaging?
Which type of radiation is used in medical X-ray imaging?
What is the process of projecting radiation from a 3-dimensional scene onto a 2-dimensional image plane called?
What is the process of projecting radiation from a 3-dimensional scene onto a 2-dimensional image plane called?
What is the process of measuring incident radiation at discrete points on the image plane called?
What is the process of measuring incident radiation at discrete points on the image plane called?
What is the result of the Digitization process in Image Acquisition?
What is the result of the Digitization process in Image Acquisition?
What is the primary factor that determines the spectral composition of illumination?
What is the primary factor that determines the spectral composition of illumination?
What is the result of the varying spectral composition of visible light on the human visual system?
What is the result of the varying spectral composition of visible light on the human visual system?
What is the process of projecting an image of a 3-dimensional scene onto a 2-dimensional image plane called?
What is the process of projecting an image of a 3-dimensional scene onto a 2-dimensional image plane called?
What will you see when you hold the box with a pinhole in front of you in a dimly lit room, with the pinhole facing a light source?
What will you see when you hold the box with a pinhole in front of you in a dimly lit room, with the pinhole facing a light source?
What is the role of the object surfaces in the spectral composition of illumination?
What is the role of the object surfaces in the spectral composition of illumination?
What is the relationship between the spectral composition of light and perceived color?
What is the relationship between the spectral composition of light and perceived color?
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