If the finger moves upward, thephospheneappears to move down, and vice versa.
From theCambridge English Corpus
The influence of current direction onphosphenethresholds evoked by transcranial magnetic stimulation.
From theCambridge English Corpus
Aphospheneis a phenomenon characterized by the experience of seeing light without light actually entering the eye.
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Wikipedia
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He holds several patents in video,phosphenebased display technology and energy management.
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This example is from Wikipedia and may be reused under a CC BY-SA license.
They can be a form ofphosphene.
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Wikipedia
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