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physical optics
fraunhofer diffraction


diffraction by two rectangular slits


Caution
Fill in all input cells.
Choose all parameters unit.
All parameters are positive.

InputValueunit
a
c
lam
OutputValueUnit
divato be calculated
divcto be calculated
diffraction by  two rectangular slits
a : slits thickness c : distance between slits centers lam : wavelength diva : divergence of the brightest band of the diffracted pattern envelope divc : angular interference pitch

Note
This calculation page can not detect all unrealistic inputs.



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