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Author Topic: Sun Exposure  (Read 2491 times)

Offline larryk

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Sun Exposure
« on: January 04, 2018, 02:37:04 PM »
I have an oversize screen that will not fir in my exposure unit and need to burn a large 12" number in it.... wanting to do it outside with the sun. 156 mesh. Can anyone give me a starting point for exposure time. Thanks, LarryK
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Offline im_mcguire

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Re: Sun Exposure
« Reply #1 on: January 04, 2018, 02:38:19 PM »
depends on emulsion, but I have done SP-1400 at 1 minute on a sunny day, and it worked well.

But, there are so many different variables.
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