Replied to https://mobile.twitter.com/ianinsheffield/status/1337836135964401670?s=21 by Ian Guest (Twitter)

Rising and falling of the sun "at an effective 'shutter speed' of eight years - taken using a pinhole camera made from a drinks can and a sheet of photographic paper - may be the most extreme example of its type." via @NatGeo https://www.nationalgeographic.co.uk/photography/2020/12/longest-known-exposure-taken-by-makeshift-camera-forgotten-inside-uk-telescope

This is extremely cool.

3 thoughts on “Re longest exposure

  1. Something to try with the ‘Biggies’? Perhaps not quite such a long exposure though πŸ˜‰
    I guess some of them might not even have been born when the ‘shutter’ was opened.



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