English version

pinhole

From Longman Dictionary of Contemporary Englishpinholepin‧hole /ˈpɪnhəʊl $ -hoʊl/ noun [countable]  a very small hole in something, especially one made by a pin
Examples from the Corpus
pinholeMy lungs pull for the thick plastic air like getting it through a pinhole.Now, if you make a cup very deep and turn the sides over, you eventually make a lensless pinhole camera.This is pumped around the system and is effective at sealing pinhole leaks.All I ever saw was the apples with little sharp pinholes in them.The outline is punched with small pinholes using a sewing tracing wheel.It was a cold morning, and a thin jet of steam rose from the pinhole vent on the coffee cup lid.She uses only the pinhole camera or, as it was known in pre-photographic times, the cameraobscura.The enchanted house builder was not the first person to notice this pinhole effect.
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