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TTL (through-the-lens)
Refers to a metering system that utilises a light-sensitive mechanism within the camera body to measure exposure from image light passing through the lens. TTL viewfinders reveal exactly what the lens sees, avoiding parallax problems. See also Autofocus TTL.
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- Part of Speech: noun
- Synonym(s):
- Blossary:
- Industry/Domain: Consumer electronics
- Category: Digital camera
- Company: Canon
- Product:
- Acronym-Abbreviation:
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