It's always frustrating when I can't see well enough to find my glasses.
A piece of thick/dark paper (e.g. glossy junk mail) and a sharp pen/pencil/toothpick/pin can get you a quick makeshift pinhole lens
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A piece of thick/dark paper (e.g. glossy junk mail) and a sharp pen/pencil/toothpick/pin can get you a quick makeshift pinhole lens