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Lasers | Photonics Handbook®

Lasers | Photonics Handbook®

…modes (~1 MHz compared with approximately hundreds of megahertz to hundreds of gigahertz). Figure 5. Lasers can emit any number of transverse modes, of which the TEM00 usually is most desirable. Lasers | Photonics Handbook® http://www.photonics.com/EDU/Handbook.aspx?Tag=Lasers+&+Light...

Lasers | Photonics Handbook®

Lasers | Photonics Handbook®

…modes (~1 MHz compared with approximately hundreds of megahertz to hundreds of gigahertz). Figure 5. Lasers can emit any number of transverse modes, of which the TEM00 usually is most desirable. Lasers | Photonics Handbook® http://www.photonics.com/EDU/Handbook.aspx?Tag=Lasers+&+Light...

Lasers | Photonics Handbook®

Lasers | Photonics Handbook®

…modes (~1 MHz compared with approximately hundreds of megahertz to hundreds of gigahertz). Figure 5. Lasers can emit any number of transverse modes, of which the TEM00 usually is most desirable. Lasers | Photonics Handbook® http://www.photonics.com/EDU/Handbook.aspx?Tag=Lasers+&+Light...

Lasers | Photonics Handbook®

Lasers | Photonics Handbook®

…75-100 MHz, and the average power can reach 4 to 5 W. The peak power of a mode-locked 4-W Ti:sapphire laser operating at 100 MHz and producing 100-fs pulses is then 4/(100 × 10-15 × 100 × 106) = 400 kW. Lasers | Photonics Handbook® http://www.photonics.com/EDU/Handbook.aspx?Tag=Lasers+&+Light...

Lasers | Photonics Handbook®

Lasers | Photonics Handbook®

…75-100 MHz, and the average power can reach 4 to 5 W. The peak power of a mode-locked 4-W Ti:sapphire laser operating at 100 MHz and producing 100-fs pulses is then 4/(100 × 10-15 × 100 × 106) = 400 kW. Lasers | Photonics Handbook® http://www.photonics.com/EDU/Handbook.aspx?Tag=Lasers+&+Light...

Lasers | Photonics Handbook®

Lasers | Photonics Handbook®

…75-100 MHz, and the average power can reach 4 to 5 W. The peak power of a mode-locked 4-W Ti:sapphire laser operating at 100 MHz and producing 100-fs pulses is then 4/(100 × 10-15 × 100 × 106) = 400 kW. Lasers | Photonics Handbook® http://www.photonics.com/EDU/Handbook.aspx?Tag=Lasers+&+Light...

Lasers | Photonics Handbook®

Lasers | Photonics Handbook®

…photons inside the cavity. The output of the laser is exactly the part of the beam transmitted by the output coupler. In an ideal laser, all the photons in the output beam are identical, resulting in Lasers | Photonics Handbook® http://www.photonics.com/EDU/Handbook.aspx?Tag=Lasers+&+Light...

Lasers | Photonics Handbook®

Lasers | Photonics Handbook®

…is called multilongitudinal-mode operation. Using the example of the high-power laser diode, the spacing between adjacent longitudinal modes is ~150 GHz (equivalent to ~0.3 nm in wavelength difference). Lasers | Photonics Handbook® http://www.photonics.com/EDU/Handbook.aspx?Tag=Lasers+&+Light

Lasers | Photonics Handbook®

Lasers | Photonics Handbook®

…contains all the wavelengths of the visible and near-IR spectrum. The unique wavelength pair that is phase-matched in the OPA crystal will then be amplified when the crystal is pumped by the pump laser. Lasers | Photonics Handbook® http://www.photonics.com/EDU/Handbook.aspx?Tag=Lasers+&+Light...

Lasers | Photonics Handbook®

Lasers | Photonics Handbook®

…They also excel at metal cutting and welding in the 4- to 6-mm thickness range, as well as some marking applications. Flowing gas CO2 lasers still dominate the market for cutting thick metal (>6 mm). Lasers | Photonics Handbook® http://www.photonics.com/EDU/Handbook.aspx?Tag=Lasers+&+Light...

Lasers | Photonics Handbook®

Lasers | Photonics Handbook®

…lasers, which tend to be limited to military programs. DU.Photonics.com is part of Photonics.com and is published by Photonics Media. For more coverage of photonics, visit these pages on Photonics.com. Lasers | Photonics Handbook® http://www.photonics.com/EDU/Handbook.aspx?Tag=Lasers+&+Light...

Lasers | Photonics Handbook®

Lasers | Photonics Handbook®

…photons inside the cavity. The output of the laser is exactly the part of the beam transmitted by the output coupler. In an ideal laser, all the photons in the output beam are identical, resulting in Lasers | Photonics Handbook® http://www.photonics.com/EDU/Handbook.aspx?Tag=Lasers+&+Light...

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