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EME 810 > Lesson 3: Basic Laws of Light > Flashcards

Lesson 3: Basic Laws of Light Flashcards

1
Q

Radiometry

A

measure of radiant energy

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2
Q

Shortwave

A

250 - 2500 nanometer wavelength ( 1nm = 10-9m )

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3
Q

Nanometer

A

Wavelength units for light

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4
Q

Electron volt

A

energy unit for light/photon wavelengths (1eV= 1.60217646)

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5
Q

Irradiance

A

metric for flux of light received on a surface(W/m2)

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6
Q

Irradiation

A

flux of light on a surface for a period of time

metric for energy(Wh/m2 or J/m2)

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7
Q

Photometry

A

measure of optically percieved light

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8
Q

Inverse Square Law

A

Light intensity decrease in proportion to the square of the distance from emitter and receiver

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EME 810 (3 decks)

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