lens hood
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Definition
Noun: * A tubular or petal-shaped attachment: A lens hood is a device that fits onto the front of a camera lens. Its primary function is to block stray light, such as sunlight or bright artificial light, from hitting the lens at an angle, which can cause unwanted glare, lens flare, or a reduction in image contrast.
Usage
The term "lens hood" is used to describe this specific photographic accessory. It is typically used in the context of photography equipment, camera setup, and techniques for improving image quality. * Always use a lens hood in bright sunlight to prevent lens flare. * The photographer attached a wide lens hood to her telephoto lens. * A petal-shaped lens hood is designed to avoid vignetting with wide-angle lenses.
Advanced Usage
- "To shade the lens": This phrase describes the functional purpose of a lens hood. While not a single term, it explains the action.
- The primary job of the lens hood is to shade the lens from peripheral light sources.
Variants and Related Words
- Lens shade: This is a direct synonym for "lens hood" and is often used interchangeably.
- Lens cap: A different accessory used to cover and protect the lens when not in use, not to be confused with a lens hood.
- Lens flare: The visual artifact (often circles or streaks of light) that a lens hood helps to minimize.
Synonyms
- Lens shade
- Hood (in photographic context, e.g., "the lens hood")
Related Phrases
- To attach/detach the lens hood: Common phrases describing the action of putting on or taking off the accessory.
- Remember to attach the lens hood before you start shooting outdoors.
- To screw on/pop on the lens hood: Describes the method of attachment, which can be via a screw thread or a bayonet mount.
- This lens hood simply pops on with a quarter-turn.
Noun
- a tubular attachment used to keep stray light out of the lens of a camera