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geometrical optics
focal lengths and principal planes


spherical mirror


Caution
Fill in all cells except one.
Choose all parameters unit.
distances and radii are algebric.
Positive direction is according the horizontal arrow in the bottom right of the scheme.

ParameterValueunit
R
f
spherical mirror
R : Radius of curvature of the mirror f : focal length of the mirror

Note
This calculation page can not detect all unrealistic inputs.



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