Also, most people have heard of screen readers, but another common way visually impaired users interact with computers is with braille displays. It's a device that mechanically pops up a set of nudges to form braille characters like ⠵. Here's a picture of one:
@vortex_egg FDA governs light because it determines what what visible wavelengths of light are safe for the human body. This mostly has to do with laser power limits and ranges.
they/them for Mastodon purposes
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