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Rarefocal plane
The correct spelling is focal plane.
How to pronounce focal plane
noun
Say it like: Foc-al -pla-ne
The correct spelling is focal plane. Any plane perpendicular to the axis of a lens or mirror.
Usage Examples
No usage examples in context are available for this word.
Definition
noun
- 1.Any plane perpendicular to the axis of a lens or mirror.
- 2.Such a plane, in a camera, microscope etc, in which the real image is in focus.
Similar words
Words related in meaning — check their spelling too.