| focal plane |
the vertical distance from the focal point of the lens to the water surface.
출처: www.uwm.edu/~lgfels/glossary.htm
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|---|---|
| focal plane |
The space between the focal length and the farthest object in focus. Changes depending on the f-stop and may continue to infinity.
출처: www.ic.sunysb.edu/Clubs/sbutv/glossary.htm
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| focal plane |
The plane that the telescope (or eyepiece) focuses on. When you turn the focus knob on the telescope, you are moving the eyepiece back and forth until you make the two focal planes coincide.
출처: www.astronexus.com/saafaq/glossary.php
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