网膜辨识比较的是眼睛后方血管的模式，曾被用来管制核武器的操控权，但是它始终未能广泛应用，因为使用者得把眼球凑到透镜上。
Used to control access to nuclear weapons, retina identification has never caught on with the public because it requires the users to put their eyeball right up against a lens.
利用匹配透镜将激光光束与谐振腔进行模式匹配时，均不考虑谐振腔镜对匹配效果的影响。
When using matching lens gets mode matching with laser and resonator. We don't think over the influences of matching effect by resonator mirror.
还披露了一种适用于改变光信号的模式场的透镜装置和光学组件的制造方法。
A method of manufacturing a lensed apparatus for altering the mode field of an optical signal, and an optical assembly are also disclosed.
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