MrBumper 3 research notes and 3 wiki edits

I am a technical journalist, ebook author, cyclist and guitar builder.



Joined about 4 years ago



Preparing a DVD-R to act as a diffraction grating

by MrBumper about 4 years ago | 14 | 18,525 | 5



Can I use a DVD or does it have to be a DVD-R ?

tmanmerlin asked about 8 months ago

Answers by MrBumper

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