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Examples of focal length in a Sentence
Recent Examples on the Web
Nikon hasn't released any F1.4 primes for the system, but has quality F1.8 glass in 20mm, 24mm, 35mm, 50mm, and 85mm focal lengths.
—PCMAG, 12 Sep. 2024
The Pro model will see 5x telephoto, with 120mm focal length that was only on the iPhone 15 Pro Max.
—Jonathan Limehouse, The Courier-Journal, 10 Sep. 2024
There are marks at 16mm, 23mm, 35mm, and 50mm to give you a visual indicator of the current focal length.
—PCMAG, 15 July 2024
Whereas those alternatives have telescoping barrels that extend to reach longer focal lengths, the XF 16-50mm has an internal zoom mechanism.
—PCMAG, 15 July 2024
See all Example Sentences for focal length
These examples are programmatically compiled from various online sources to illustrate current usage of the word 'focal length.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.
Word History
First Known Use
1682, in the meaning defined above
Dictionary Entries Near focal length
Cite this Entry
“Focal length.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/focal%20length. Accessed 8 Oct. 2024.
Kids Definition
focal length
noun
: the distance of a focus from the surface of a lens or inwardly-curved mirror
Medical Definition
focal length
noun
: the distance of a focus from the surface of a lens or concave mirror
—symbol f
More from Merriam-Webster on focal length
Britannica.com: Encyclopedia article about focal length
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