photoflash
Học thuậtThân thiện
Definition
Noun: A device that produces a brief, intense burst of light, used to illuminate a subject when taking a photograph, especially in low-light conditions. It is typically a self-contained, single-use unit or a component of a camera.
Usage
The word "photoflash" refers specifically to the light source itself. It is a technical term often used in photography contexts. - It is used as a countable noun (e.g., a photoflash, the photoflash, several photoflashes). - It describes the equipment, not the light it produces.
Examples
- The photographer attached a powerful photoflash to the top of his camera.
- For indoor portraits without natural light, a photoflash is essential.
- Older cameras often required a separate, disposable photoflash bulb.
Advanced Usage
- As a modifier: The term can be used attributively (before another noun) to describe related equipment or techniques.
- Example: He studied photoflash technology to improve his low-light photography.
Variants and Related Words
- Flash (noun): A more common, general synonym for "photoflash," referring to the device or the burst of light.
- Flashgun (noun): A device that holds and triggers a photoflash or electronic flash unit.
- Speedlight (noun): A brand-specific term (often from Nikon) for a small, portable electronic flash unit.
- Strobe (noun): A light that produces regular, rapid flashes of light; in photography, it can refer to a powerful studio flash unit.
Synonyms
- Flash
- Flashbulb (specifically referring to the single-use bulb type)
- Flash unit
Antonyms
- Continuous light (a source that provides constant illumination, as opposed to a brief flash)
Related Phrases/Idioms
(No common idioms or phrasal verbs are directly formed with the word "photoflash.")
Noun
- a lamp for providing momentary light to take a photograph