Prism Deviation calculator

Minimum angle of deviation through a prism.

Category: Geometric Optics

Formula: n = sin((A+δ)/2) / sin(A/2)

Inputs

InputParameterUnitDefault
Apex AA°60
Index nn1.52

Result with the default inputs

  • δ min: 38.9284 °

Open it with your own values: put each input in the address as a parameter, for example /calculators/prism-deviation?A=60. A unit other than the listed one goes in <parameter>_unit.

Read more: Wikipedia: Prism (optics)

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