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Author Topic: Rebuilding the garden railway  (Read 4639 times)

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Re: Rebuilding the garden railway
« Reply #30 on: April 20, 2019, 09:01:13 am »
I've always wondered Benny if putting the target at the back of a deep cardboard box would work - the laser beam is still there, I just can't see it in the sunshine/daylight but should show up back in the dark abyss!
Regards,
Larry