| 单词 |
porro prism |
| 释义 |
Porro prism
Porro prism[′pȯ·rō ‚priz·əm] (optics) One of two identical prisms used in the Porro prism erecting system; it is a right-angle prism with the corners rounded to minimize breakage and simplify assembly. |
| 随便看 |
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