1. The reversal of images by a plane mirror is perceived differently depending on the circumstances. 2. The focal length of a plane mirror is infinity; its optical power is zero. 3. To avoid errors due to parallax, a plane mirror is mounted below the compass needle. 4. The most familiar type of mirror is the plane mirror , which has a flat screen surface. 5. For example, a periscope is simply two plane mirrors aligned to allow for viewing around obstructions. 6. So say I want to take a photograph of a reflection of myself in a plane mirror . 7. The advantage of using corner reflectors over plane mirrors is that the latter would impose dynamic alignment. 8. The vector is e . g . the normal vector of a plane mirror in three dimensions. 9. It employs an array of plane mirrors to gather sunlight, reflecting it onto a larger curved mirror. 10. Chinese bronze mirrors included both smooth plane mirrors and precisely curved mirrors of bright finish and high reflectivity.
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