trou d'épingle

Le trou d'épingle dissimulé est pratique pour enregistrer d'excellents moments de haute qualité d'une manière cachée.
The concealed pinhole is convenient for you to record excellent moments of high quality in a covert manner.
Une des limitations de cette méthode est que la force du signal est réduite par la condition d'un trou d'épingle de détecteur.
One of the limitations of this method is that the signal strength is reduced by the requirement of a detector pinhole.
Cependant, car la lumière a maintenant une longueur d'onde différente, elle traverse le miroir dichroïque et est puis orientée sur le trou d'épingle.
However, as the light now has a different wavelength, it passes through the dichroic mirror and is then focused onto the pinhole.
Le centre de la lentille objective est rendu conjugué avec le trou d'épingle et, en conséquence, il se nomme en tant que trou d'épingle confocal.
The focus of the objective lens is made conjugate with the pinhole and, therefore, it is termed as confocal pinhole.
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