ELT2120 Electro-Optics
Intermediate · 1 credit · TMT - Trades, Manufacturing and Transportation
- Description
- Students demonstrate basic knowledge of lasers and other light wave communication applications in various electronic systems.
- Prerequisite
- None
- Parameters
- Access to a laser experimental kit and related resources.
Outcomes The student will:
1 identify common types and classes of lasers
1.1 define the word laser
1.2 research Canadian Standards Association (CSA) standards/guidelines for lasers
1.3 define lasers in terms of power
1.4 draw a block diagram of a laser
1.5 explain four unique properties of laser light
1.6 describe how light can be used as a modulation medium
1.7 research laser technology applications
2 explain the operation of laser, fibre optic, infrared and hologram light wave technology
2.1 define fibre optics, infrared and hologram
2.2 explain the following terms as related to fibre optics:
2.2.1 reflection
2.2.2 refraction
2.2.3 lenses
2.2.4 focal length
2.2.5 absorption
2.2.6 angle of incidence
2.2.7 bar code
2.2.8 cladding
2.2.9 core
2.2.10 attenuation
2.3 explain the operation of infrared communication systems
2.4 explain the process of producing a hologram
2.5 explain the six major types of lenses
2.6 explain the effect prisms have on light
2.7 explain beam splitters
2.8 describe the effects the following filters have on light:
2.8.1 coloured gel
2.8.2 interference
2.8.3 dichroic
2.9 explain diffraction gratings
2.10 explain terms used in laser technology including:
2.10.1 photon
2.10.2 ground state
2.10.3 excited state
2.10.4 spontaneous emission
2.10.5 stimulated emission of radiation
2.10.6 pumping
2.10.7 population inversion
2.10.8 light amplification
2.10.9 lenses
2.10.10 multiwatt lasers
2.11 identify and explain the operation of the following laser components:
2.11.1 power supply
2.11.2 pumping device
2.11.3 lazing medium
2.11.4 optical resonant cavity
2.12 define the following types of lasers:
2.12.1 crystal and glass
2.12.2 excimer
2.12.3 chemical
2.12.4 semiconductor
2.12.5 gas lasers including:
2.12.5.1 helium–neon (HeNe)
2.12.5.2 argon
2.12.5.3 carbon dioxide
2.12.5.4 krypton
2.13 draw a diagram of a HeNe-neon laser
3 construct an electro-optical project
3.1 prototype, experiment with and analyze the following light wave communication devices:
3.1.1 a visible light-emitting diode transmitter
3.1.2 an alarm circuit using a phototransistor or optocoupler
3.1.3 a simple infrared remote control device
3.1.4 using a fibre optic cable to route light to a remote location
3.1.5 transmitting analog data through a fibre using a diode laser
3.1.6 constructing a simple alarm using high intensity visible light-emitting diode
3.2 prototype, analyze and construct an advanced laser, fibre optical, infrared or hologram project including:
3.2.1 a HeNe laser experimenters system
3.2.2 a pocket laser diode
3.2.3 an infrared push-button remote control
3.2.4 an infrared wireless speaker system
3.2.5 retro-fitted old equipment using a remote control
3.2.6 a laser light show
3.2.7 a fibre optical communication system
3.2.8 a fibre optic vibration detection
3.2.9 a system for the home
3.2.10 a split-beam transmission hologram
4 demonstrate established laboratory procedures and safe work practices
4.1 follow safe practices when:
4.1.1 using potentially hazardous materials in project construction
4.1.2 laser light radiation is present
4.1.3 exposed to high voltages around lasers
4.1.4 using laser classes I, II, III, IV
4.1.5 working with high voltage capacitors
5 demonstrate basic competencies
5.1 demonstrate fundamental skills to:
5.1.1 communicate
5.1.2 manage information
5.1.3 use numbers
5.1.4 think and solve problems
5.2 demonstrate personal management skills to:
5.2.1 demonstrate positive attitudes and behaviours
5.2.2 be responsible
5.2.3 be adaptable
5.2.4 learn continuously
5.2.5 work safely
5.3 demonstrate teamwork skills to:
5.3.1 work with others
5.3.2 participate in projects and tasks
6 identify possible life roles related to the skills and content of this cluster
6.1 recognize and then analyze the opportunities and barriers in the immediate environment
6.2 identify potential resources to minimize barriers and maximize opportunities
Program of Studies 2009. Source document, © Alberta Education.