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Q1 What are the main componenets of laser Explain each of them in short?
The main components of a laser are the gain medium, the pump source, and the optical resonator. Gain medium: It is a material that amplifies light through stimulated emission. Examples include crystals, gases, and semiconductors. Pump source: It provides energy to the gain medium to stimulate the emission of photons. This can be a flash lamp, diode laser, or another laser. Optical resonator: It consists of mirrors that reflect and amplify light within the gain medium. One mirror is fully reflective, while the other allows some light to pass through, creating the laser beam.
What is the principle of semiconductor laser?
Semiconductor lasers are diodes which are electrically pumped. Recombination of electrons and holes created by the applied current introduces optical gain. Reflection from the ends of the crystal form an optical resonator, although the resonator can be external to the semiconductor in some designs.
How is only one colour produced by laserbeam?
A laser produces light of only one color because it emits a single wavelength of light. This is achieved by the specific properties of the laser medium and the optical resonator within the laser cavity that amplifies a specific wavelength. As a result, laser light is highly monochromatic, meaning it consists of a single color or wavelength.
Do they use a laser in an optical mouse?
Yes, that is a laser diode
What is the difference between a laptop wireless optical mouse and a wireless laser optical mouse?
The laser wireless optical mouse has laser sensors to direct the mouse on the screen as without it is a roll ball used to do so.
How does a laser mouse differ from an optical mouse?
I dont own an optical mouse
What are the types of laser communication?
space .optical
Difference between optical and laser mouse?
While both optical in laser mice require a light source in order to detect movement, the difference between the two technologies are optical mice use LEDs as their light source while laser mice use infrared laser that cannot be seen by the human eye. Laser mice are also much more precise than optical mice due to a higher DPI tolerance.
What are the conditions necessary to produce laser light?
To produce laser light, three conditions are necessary: a gain medium to amplify the light, an energy source to excite the atoms in the gain medium, and an optical resonator to select and amplify the light through stimulated emission. These conditions allow for the emission of a coherent and collimated beam of light with a narrow wavelength range.
Who invited laser?
I invite Laser everywhere I go. In 1960 Theodore Maiman invented the first optical laser. ^ yeah what he said
How does an optical transmitter sends signals to the optical fiber?
Usually, there is a laser diode that is optically coupled to the fiber.
Uses an internal sensor or laser to detect the mouse's movement?
Optical...If im not mistaken.
