aplanat
/ˈæplənæt/noun
- Physics a reflecting or refracting surface which is free from spherical aberration【物理】消球差（透）镜。
派生词
aplanatic
adjective词源
late 19th cent.: coined in German from Greek aplanētos, from a- 'not' + planan 'wander'.
| 单词 | aplanat |
| 释义 | aplanat/ˈæplənæt/noun
派生词 aplanaticadjective词源 late 19th cent.: coined in German from Greek aplanētos, from a- 'not' + planan 'wander'. |
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