anastigmat
英[ənæs'tɪɡmæt]
美[ənæs'tɪɡmæt]
- n. 无收差透镜
详细释义
Noun:
-
compound lens or lens system designed to be free of astigmatism and able to form approximately point images
用法讲解
- corrected anastigmat 已校正消像散镜组...
- double anastigmat 双消像散透镜...
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