HNL020R(L), HNL050R(L) Red HeNe Laser System Chapter 2: Description
Rev B, February 27, 2012 2.1.3. HeNe Laser Overview
Figure 1 Optical Resonator Cavity
Typical HeNe Parameters Beam Diameter (D)
Cavity Length (L)
Reflectivity at High Reflector (HR) Transmission at Output Coupler (OC)
2.1.4. HeNe Linewidth
HeNe Applications
HNL020R(L), HNL050R(L) Red HeNe Laser System Chapter 2: Description
Rev B, February 27, 2012
Figure 2 HeNe Gain Curve Showing Cavity Modes
Figure 3 HeNe Energy Levels
HNL020R(L), HNL050R(L) Red HeNe Laser System Chapter 2: Description
Rev B, February 27, 2012
Figure 4 HeNe Visible Laser Lines
2.1.5. HeNe Polarization
Unpolarized (Randomly Polarized) Beam
Linear Polarized Beam