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单词 parfocalization
释义

parfocalizationn.

Brit. /pɑːˌfəʊkəlʌɪˈzeɪʃn/, /pɑːˌfəʊkl̩ʌɪˈzeɪʃn/, U.S. /ˈˌpɑrˌfoʊkələˈzeɪʃ(ə)n/, /ˈˌpɑrˌfoʊkəˌlaɪˈzeɪʃ(ə)n/
Origin: Formed within English, by derivation. Etymons: parfocalize v., -ation suffix.
Etymology: < parfocalize v. + -ation suffix. Compare focalization n. 1.
Optics.
The action or result of parfocalizing lenses or a lens system.
ΘΚΠ
the world > physical sensation > sight and vision > optical instruments > lens > [noun] > making parfocal
parfocalization1944
1944 C. P. Shillaber Photomicrogr. iii. 234 As a rule parfocalization can be attained for all microscope objectives except those of great focal length.
1981 Proc. SPIE 310 94 A focus meter is provided and provision for parfocalization is incorporated.
This entry has been updated (OED Third Edition, June 2005; most recently modified version published online March 2022).
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n.1944
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