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Questions and Answers
What does the term 'photography' literally mean?
What does the term 'photography' literally mean?
- Writing with light
- Capturing images
- Recording visual data
- Drawing with light (correct)
What is the purpose of using color correction filters in photography?
What is the purpose of using color correction filters in photography?
- To enhance contrast for a colored object
- To emphasize/de-emphasize certain colored portions of a multi-colored subject
- To gather a portion of light emitted or reflected by an object
- To adjust color temperature of light source to match the film being used (correct)
What type of film is used to visualize patterns and phenomena not detectable with the naked eye?
What type of film is used to visualize patterns and phenomena not detectable with the naked eye?
- Infrared sensitive film (correct)
- Daylight film
- Tungsten (photoflood lamp) film
- Electronic flash film
Which type of illumination is characterized by use with black & white film and emphasizing/de-emphasizing certain colored portions of a multi-colored subject?
Which type of illumination is characterized by use with black & white film and emphasizing/de-emphasizing certain colored portions of a multi-colored subject?
What is the color temperature of electronic flash in photography?
What is the color temperature of electronic flash in photography?
What is the purpose of using filters in photography?
What is the purpose of using filters in photography?
What does 'photograph' literally mean?
What does 'photograph' literally mean?
What type of film is designed for use with specific color temperature sources like daylight and electronic flash?
What type of film is designed for use with specific color temperature sources like daylight and electronic flash?
What is the purpose of using unidirectional lighting in photography?
What is the purpose of using unidirectional lighting in photography?
What is the ideal source used to develop the concept of color temperature?
What is the ideal source used to develop the concept of color temperature?
What does the color temperature of an incandescent continuous source represent?
What does the color temperature of an incandescent continuous source represent?
What do lenses use to alter color temperature of a light source?
What do lenses use to alter color temperature of a light source?
What is lens speed expressed as?
What is lens speed expressed as?
What are fast films based on in photographic film types?
What are fast films based on in photographic film types?
In digital photography, what are images captured electronically using?
In digital photography, what are images captured electronically using?
What is digital resolution in photography approaching that of?
What is digital resolution in photography approaching that of?
What does ISO measure in digital photography?
What does ISO measure in digital photography?
What is white balance in digital photography analogous to for film?
What is white balance in digital photography analogous to for film?
What are modern cameras equipped with for fine-tuning and capturing capabilities?
What are modern cameras equipped with for fine-tuning and capturing capabilities?
What do photographic film types depend on for fast and slow films?
What do photographic film types depend on for fast and slow films?
What is the primary control of image density in photography?
What is the primary control of image density in photography?
In photography, what does a 'stop' refer to?
In photography, what does a 'stop' refer to?
What is the purpose of an 18% gray card in exposure determination?
What is the purpose of an 18% gray card in exposure determination?
What does reciprocity failure refer to in photography?
What does reciprocity failure refer to in photography?
Which camera setting is desirable when there is rapid movement between the camera and subject?
Which camera setting is desirable when there is rapid movement between the camera and subject?
What is the purpose of using an incident light meter in photography?
What is the purpose of using an incident light meter in photography?
What is a neutral card used for in photography?
What is a neutral card used for in photography?
What is bracketing with (+) and (-) exposures used for in photography?
What is bracketing with (+) and (-) exposures used for in photography?
What type of lenses are better for achieving a better depth of field in photography?
What type of lenses are better for achieving a better depth of field in photography?
What does ISO 125 $f/8$ @ $1/250$ represent in photography?
What does ISO 125 $f/8$ @ $1/250$ represent in photography?
What is better achieved with small aperture openings in photography?
What is better achieved with small aperture openings in photography?
What does a range of acceptable focus closer to and further away from the camera refer to in photography?
What does a range of acceptable focus closer to and further away from the camera refer to in photography?
What is the purpose of color correction filters in photography?
What is the purpose of color correction filters in photography?
What does the term 'photography' literally mean?
What does the term 'photography' literally mean?
What type of film is designed for use with specific color temperature sources like daylight and electronic flash?
What type of film is designed for use with specific color temperature sources like daylight and electronic flash?
What is the analytical value of using photography in forensic science?
What is the analytical value of using photography in forensic science?
What is the purpose of using unidirectional lighting in photography?
What is the purpose of using unidirectional lighting in photography?
What is the measure of the light gathering power of a lens in photography?
What is the measure of the light gathering power of a lens in photography?
What is the digital analog to color temperature choices for film in photography?
What is the digital analog to color temperature choices for film in photography?
What are photographic film types based on?
What are photographic film types based on?
What is used to alter color temperature of a light source in photography?
What is used to alter color temperature of a light source in photography?
What is slowly approaching that of high-resolution film in digital photography?
What is slowly approaching that of high-resolution film in digital photography?
What is a measure of the sensitivity of the image sensor in digital photography?
What is a measure of the sensitivity of the image sensor in digital photography?
What are modern cameras equipped with for fine-tuning and capturing capabilities?
What are modern cameras equipped with for fine-tuning and capturing capabilities?
What type of lenses use color correction filters to alter color temperature of a light source?
What type of lenses use color correction filters to alter color temperature of a light source?
What does digital resolution in photography refer to?
What does digital resolution in photography refer to?
What does lens speed, expressed as the f-number, measure in photography?
What does lens speed, expressed as the f-number, measure in photography?
In digital photography, what are images captured electronically using?
In digital photography, what are images captured electronically using?
What is used to develop the concept of color temperature in relation to incandescent sources?
What is used to develop the concept of color temperature in relation to incandescent sources?
What is reciprocity failure in photography?
What is reciprocity failure in photography?
What is the purpose of an 18% gray card in exposure determination?
What is the purpose of an 18% gray card in exposure determination?
What does a 'stop' refer to in photography?
What does a 'stop' refer to in photography?
What is bracketing with (+) and (-) exposures used for in photography?
What is bracketing with (+) and (-) exposures used for in photography?
What is primary control of image density provided by in photography?
What is primary control of image density provided by in photography?
What does ISO measure in digital photography?
What does ISO measure in digital photography?
What does a leaf shutter refer to in photography?
What does a leaf shutter refer to in photography?
What does a focal plane shutter refer to in photography?
What does a focal plane shutter refer to in photography?
What do equivalent exposures refer to in photography?
What do equivalent exposures refer to in photography?
Photography is not used in forensic science for visual documentation method
Photography is not used in forensic science for visual documentation method
Photographic films are not sensitive to visible light
Photographic films are not sensitive to visible light
Color correction filters are not used to adjust color temperature of light source in photography
Color correction filters are not used to adjust color temperature of light source in photography
Color temperature is not important in photography
Color temperature is not important in photography
Filters are not used to alter color temperature of a light source in photography
Filters are not used to alter color temperature of a light source in photography
Daylight film is designed for use with color temperature of 3200K
Daylight film is designed for use with color temperature of 3200K
Infrared sensitive film is not used to visualize patterns and phenomena not detectable with the naked eye
Infrared sensitive film is not used to visualize patterns and phenomena not detectable with the naked eye
Photography has no analytical value in visualizing patterns and phenomena not detectable with the naked eye
Photography has no analytical value in visualizing patterns and phenomena not detectable with the naked eye
Shutters provide automatic control of exposure times; mechanically or electronically timed.
Shutters provide automatic control of exposure times; mechanically or electronically timed.
The primary control of image density in photography is provided by the ISO setting and the aperture setting.
The primary control of image density in photography is provided by the ISO setting and the aperture setting.
In photography, a 'stop' refers to incremental parameters for aperture size, shutter speed, and ISO (film speed).
In photography, a 'stop' refers to incremental parameters for aperture size, shutter speed, and ISO (film speed).
Equivalent exposures can be obtained by simultaneously increasing the aperture one stop while decreasing the shutter speed one stop.
Equivalent exposures can be obtained by simultaneously increasing the aperture one stop while decreasing the shutter speed one stop.
The f/2.8 aperture setting corresponds to a larger opening compared to the f/4 aperture setting.
The f/2.8 aperture setting corresponds to a larger opening compared to the f/4 aperture setting.
The depth of field is better achieved with wide angle lenses or small aperture openings.
The depth of field is better achieved with wide angle lenses or small aperture openings.
Incident light meters measure the level/intensity of light falling on the subject in photography.
Incident light meters measure the level/intensity of light falling on the subject in photography.
Reciprocity failure refers to the failure of the film to respond to equivalent exposure settings at extremes of exposure.
Reciprocity failure refers to the failure of the film to respond to equivalent exposure settings at extremes of exposure.
Bracketing with (+) and (-) exposures is used to obtain different exposure variations in photography.
Bracketing with (+) and (-) exposures is used to obtain different exposure variations in photography.
The reflectance of an 18% gray card is the same for all wavelengths, making it a neutral card in exposure determination.
The reflectance of an 18% gray card is the same for all wavelengths, making it a neutral card in exposure determination.
The ideal source for developing the concept of color temperature is an incandescent continuous source.
The ideal source for developing the concept of color temperature is an incandescent continuous source.
Modern cameras are equipped with unidirectional lighting for fine-tuning and capturing capabilities.
Modern cameras are equipped with unidirectional lighting for fine-tuning and capturing capabilities.
Color temperature is measured in Kelvin and relates temperature to the distribution of wavelengths given off by an incandescent source.
Color temperature is measured in Kelvin and relates temperature to the distribution of wavelengths given off by an incandescent source.
Real sources can never approach the behavior of a black body radiator and are referred to as grey bodies.
Real sources can never approach the behavior of a black body radiator and are referred to as grey bodies.
Lenses alter the distance between the lens and the film for focusing, with different types of lenses available for specific purposes.
Lenses alter the distance between the lens and the film for focusing, with different types of lenses available for specific purposes.
Lens speed, expressed as the f-number, is a measure of the light gathering power of a lens, with better quality lenses having fixed apertures.
Lens speed, expressed as the f-number, is a measure of the light gathering power of a lens, with better quality lenses having fixed apertures.
Fast films have higher ISO or ASA numbers, while slow films have lower ISO or ASA numbers.
Fast films have higher ISO or ASA numbers, while slow films have lower ISO or ASA numbers.
In digital photography, images are captured electronically using CCD or CMOS sensors.
In digital photography, images are captured electronically using CCD or CMOS sensors.
Digital resolution in photography is already approaching that of high-resolution film, with ISO being a measure of the sensitivity of the image sensor.
Digital resolution in photography is already approaching that of high-resolution film, with ISO being a measure of the sensitivity of the image sensor.
White balance in digital photography is not the digital analog to color temperature choices for film.
White balance in digital photography is not the digital analog to color temperature choices for film.
Modern cameras have conveniences for fine-tuning, with lens and digital resolution capabilities being the most important parameters.
Modern cameras have conveniences for fine-tuning, with lens and digital resolution capabilities being the most important parameters.
The camera is a light-tight enclosure with a lens and a light-sensitive detector mounted in proper position.
The camera is a light-tight enclosure with a lens and a light-sensitive detector mounted in proper position.
Photographic film types are not based on the illumination source and film speed.
Photographic film types are not based on the illumination source and film speed.
The color temperature of an incandescent continuous source is not the temperature to which the theoretical blackbody must be heated to emit the same distribution of wavelengths.
The color temperature of an incandescent continuous source is not the temperature to which the theoretical blackbody must be heated to emit the same distribution of wavelengths.
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Study Notes
Photography and Color Temperature
- Color temperature relates temperature (K) to the distribution of wavelengths given off by an incandescent source.
- The ideal source is a perfect absorber and emitter of radiation, referred to as a black body radiator, used to develop the concept of color temperature.
- Real sources can approach the behavior of a black body radiator and are referred to as grey bodies.
- The color temperature of an incandescent continuous source is the temperature to which the theoretical blackbody must be heated to emit the same distribution of wavelengths.
- Lenses use color correction filters to alter color temperature of a light source by preferential absorption of wavelengths from one end of the spectrum.
- Lenses alter the distance between the lens and the film for focusing, with different types of lenses available for specific purposes.
- Lens speed, expressed as the f-number, is a measure of the light gathering power of a lens, with better quality lenses having adjustable apertures.
- Photographic film types are based on the illumination source and film speed, with fast films having higher ISO or ASA # and slow films having lower ISO or ASA #.
- In digital photography, instead of film, images are captured electronically using CCD or CMOS sensors.
- Digital resolution in photography is slowly approaching that of high-resolution film, with ISO being a measure of the sensitivity of the image sensor.
- White balance in digital photography is the digital analog to color temperature choices for film.
- The camera is a light-tight enclosure with a lens and a light-sensitive detector mounted in proper position, with modern cameras having conveniences for fine-tuning, and lens and digital resolution capabilities being the most important parameters.
Photography and Color Temperature
- Color temperature relates temperature (K) to the distribution of wavelengths given off by an incandescent source.
- The ideal source is a perfect absorber and emitter of radiation, referred to as a black body radiator, used to develop the concept of color temperature.
- Real sources can approach the behavior of a black body radiator and are referred to as grey bodies.
- The color temperature of an incandescent continuous source is the temperature to which the theoretical blackbody must be heated to emit the same distribution of wavelengths.
- Lenses use color correction filters to alter color temperature of a light source by preferential absorption of wavelengths from one end of the spectrum.
- Lenses alter the distance between the lens and the film for focusing, with different types of lenses available for specific purposes.
- Lens speed, expressed as the f-number, is a measure of the light gathering power of a lens, with better quality lenses having adjustable apertures.
- Photographic film types are based on the illumination source and film speed, with fast films having higher ISO or ASA # and slow films having lower ISO or ASA #.
- In digital photography, instead of film, images are captured electronically using CCD or CMOS sensors.
- Digital resolution in photography is slowly approaching that of high-resolution film, with ISO being a measure of the sensitivity of the image sensor.
- White balance in digital photography is the digital analog to color temperature choices for film.
- The camera is a light-tight enclosure with a lens and a light-sensitive detector mounted in proper position, with modern cameras having conveniences for fine-tuning, and lens and digital resolution capabilities being the most important parameters.
Photography and Color Temperature
- Color temperature relates temperature (K) to the distribution of wavelengths given off by an incandescent source.
- The ideal source is a perfect absorber and emitter of radiation, referred to as a black body radiator, used to develop the concept of color temperature.
- Real sources can approach the behavior of a black body radiator and are referred to as grey bodies.
- The color temperature of an incandescent continuous source is the temperature to which the theoretical blackbody must be heated to emit the same distribution of wavelengths.
- Lenses use color correction filters to alter color temperature of a light source by preferential absorption of wavelengths from one end of the spectrum.
- Lenses alter the distance between the lens and the film for focusing, with different types of lenses available for specific purposes.
- Lens speed, expressed as the f-number, is a measure of the light gathering power of a lens, with better quality lenses having adjustable apertures.
- Photographic film types are based on the illumination source and film speed, with fast films having higher ISO or ASA # and slow films having lower ISO or ASA #.
- In digital photography, instead of film, images are captured electronically using CCD or CMOS sensors.
- Digital resolution in photography is slowly approaching that of high-resolution film, with ISO being a measure of the sensitivity of the image sensor.
- White balance in digital photography is the digital analog to color temperature choices for film.
- The camera is a light-tight enclosure with a lens and a light-sensitive detector mounted in proper position, with modern cameras having conveniences for fine-tuning, and lens and digital resolution capabilities being the most important parameters.
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