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by Leek-leek5
Fri Dec 20, 2019 4:23 pm
Forum: Beginning Holography
Topic: What do I use to expand an red Hene for a denisyuk hologram?
Replies: 3
Views: 4720

What do I use to expand an red Hene for a denisyuk hologram?

Looking for a inexpensive way to turn the narrow beam in to a object beam.

@ 17:15 he says he's using a concave mirror. Can I pickup a concave mirror off eBay and do the same?
https://youtu.be/5IszBMYJ5Ks

Links to the iteams would be much appreciated!