FOCAL RATIO

(noun)

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Definitions

There is 1 meaning of the phrase Focal Ratio.

Synonyms (Exact Relations)

"The telescope has a focal ratio of f/10."

"Photographers often prefer lenses with a wide focal ratio."

"A lower focal ratio allows for brighter images."

"A higher focal ratio is better for capturing more details in the image."

"The focal ratio greatly affects the exposure time needed for astrophotography."

Starts F Starts FO Starts FOC Starts FOCA

Ends O Ends IO Ends TIO Ends ATIO