Search found 273 matches

by John Klayer
Wed May 24, 2023 1:53 pm
Forum: Events, announcements, and news
Topic: ISDH 2023 - anybody going?
Replies: 0
Views: 17559

ISDH 2023 - anybody going?

I know it is getting late in the game but I'm still on the fence about if I'm going. It's a lot of money just to fly there. If I knew who else is going, it might be some encouragement for me scrape up some cash. I know two who said they are not going. I'm still doing finishing touches on my paper to...
by John Klayer
Thu Jan 06, 2022 7:51 am
Forum: General Holography
Topic: Dielectric mirror mystery
Replies: 6
Views: 4934

Re: Dielectric mirror mystery

Did you try rotating the detector? Could be polarization.
by John Klayer
Tue Jan 05, 2021 11:33 am
Forum: Beginning Holography
Topic: First attempt
Replies: 10
Views: 7996

Re: First attempt

You mention a 532nm battery laser. Can you be more specific?
by John Klayer
Sun Sep 27, 2020 3:25 am
Forum: General Holography
Topic: Questions about Osram PB530 laser
Replies: 15
Views: 9013

Re: Questions about Osram PB530 laser

Does it have to be in Instagram? Can't you just post it on this forum?
by John Klayer
Sun Feb 23, 2020 6:54 pm
Forum: General Holography
Topic: polymer
Replies: 3
Views: 2954

Re: polymer

Isn't that a 200 inch telescope?
by John Klayer
Sun Jan 05, 2020 4:33 am
Forum: For Sale / Want to Buy / Trade
Topic: Red SLM diode HL6363 MG 30-40mW 640nM
Replies: 23
Views: 10648

Re: Red SLM diode HL6363 MG 30-40mW 640nM

Don't Bogart the driver.
by John Klayer
Tue Dec 31, 2019 10:26 pm
Forum: Off Topic
Topic: Happy New Year!
Replies: 0
Views: 6616

Happy New Year!

I wish all my holography buddies a great New Year.
by John Klayer
Tue Dec 24, 2019 7:14 pm
Forum: Off Topic
Topic: Christmas
Replies: 1
Views: 4063

Christmas

Merry Christmas and happy HOLO-days to all!
by John Klayer
Sun Dec 22, 2019 3:18 am
Forum: Beginning Holography
Topic: Buzzing HeNe laser
Replies: 7
Views: 10810

Re: Buzzing HeNe laser

Some of its Helium may have diffused out. You could try putting it in a bag full of Helium and running it for a couple of days. Some of the outside Helium may diffuse back in. Good luck.
by John Klayer
Wed Dec 04, 2019 2:02 am
Forum: Off Topic
Topic: Laser Bit
Replies: 1
Views: 3766

Laser Bit

While experimenting with a PL530 , I felt a bug stinging me on my belly. It wasn't a bug - it was the laser. Be careful!