Introduction to ultrafast optics

In 1 fs the light travels …

• 300 nm
• 300 mm
• 3 um
• 3 nm

The Q-switching is used for

• to shorten the pulse
• to change light wavelength
• to change Qubit state

Mode locking means that resonator modes are forced

• to attenuate
• to oscillate in phase
• to amplify

Self-focusing is a nonlinear effect. What order

• 1st order
• 2nd order
• 3rd order

What do you think the most perspective application of fs laser is?

• Laser material processing

• Medical applications

• Telecommunications

• Measurments

• Science