actinic focus
noun
: the focus at which the chemically most effective rays as distinguished from the visually most effective are brought together (as by a lens)
called also chemical focus
Dictionary Entries Near actinic focus
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“Actinic focus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/actinic%20focus. Accessed 23 Nov. 2024.
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