lens cap
Definition
Noun: A small protective cover that attaches to the front of a camera lens to shield it from dust, scratches, and accidental impact when the camera is not being used.
Usage
The term "lens cap" refers specifically to the removable cap designed for a camera lens. It is a crucial accessory for maintaining the optical quality of the lens by preventing physical damage and the accumulation of dust or fingerprints. It is typically put on immediately after taking a photograph and removed before shooting.
Examples
- Noun:
- Always remember to put the lens cap back on when you finish using your camera.
- I lost my lens cap during the hike, so I had to be extra careful with the exposed lens.
- The lens cap snapped securely into place with a satisfying click.
Advanced Usage
- "To have one's lens cap on": Used metaphorically to suggest someone is not paying attention or is oblivious to something obvious, akin to trying to take a picture with the cap still on.
- He didn't notice the huge sign right in front of him; he must have had his lens cap on.
Variants and Related Words
- Lens cover: A synonymous term for a lens cap.
- Lens hood: A different accessory that attaches to the lens to block stray light but does not fully cover the front element like a cap.
- Body cap: A cap used to cover the camera body's lens mount when no lens is attached.
Synonyms
- Lens cover
- Lens protector
Related Phrases
- To cap the lens: The action of putting the lens cap on.
- Make sure to cap the lens before putting the camera in your bag.
Noun
-
cap used to keep lens free of dust when not in use
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