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wavemeter 【電學】波頻計,波長計。

waver

We have developed a high precision wavemeter with an accuracy of 2 10 ^ ( - 8 ) in measuring vacuum wavelength , and a frequency measurement instrument by femtosecond modelocked laser with an accuracy of commercial cs standard 為了適應研究工作的需要,研制了高精度激光波長計,測量真空波長的準確度可達2 10 ^ ( - 8 )的量級,同時研制了飛秒鎖模激光的測頻裝置,目前的測量精度可與小銫鐘的精度相同。

Wavemeter band meter 波長計頻率計

Verification regulation of resonance type wavemeter 諧振式波長計試行檢定規程