Frequency Stabilized HeNe-Laser
FS-Series stabilized HeNe-lasers employ a patented two-mode stabilization technique providing high frequency stability in conjunction with rapid warm-up. The stabilized HeNe-Laser is installed in a compact cylindrical case. For power supply only a single 13.5 V-AC adapter is necessary. The output beam is linearly polarized. Two different models either with one single mode (Modell FS1) or with two polarized modes (Modell FS2) are available. An internal thread at their beam exits may be used for installing mechanical shutters or various types of optical components.
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Frequency or Amplitude Stabilized HeNe-Laser
FAS-Series stabilized He-Ne-lasers employ a patented dual-longitudinal-mode stabilization technique providing high frequency and amplitude stabilities, low optical feedback, and extremely rapid warmup, and consist of a compact cylindrical head incorporating the laser tube, plus a separate table-top housing incorporating their high-voltage supply and control electronics equipped with a front-panel switch for selecting frequency-stabilized or amplitude-stabilized mode of operation. An internal thread at their beam exit provides a rigid mounting for mechanical shutters or various types of optical components.
More information about Frequency or Amplitude Stabilized HeNe Lasers.