Search found 166 matches
- Wed Jan 05, 2022 5:56 pm
- Forum: General Holography
- Topic: Dielectric mirror mystery
- Replies: 6
- Views: 9002
Dielectric mirror mystery
Hi all, I’m testing a 660nm laser. I have both aluminum and dielectric 1” steering mirrors. The dielectric mirrors were bought years ago & coatings were AR optimized for 514.5nm. The mystery is that the OB measured power is ~38mw. When I measure it again after reflecting of an aluminum mirror, i...
- Tue Dec 21, 2021 3:29 pm
- Forum: Gallery
- Topic: resent color hologram on bayfol
- Replies: 5
- Views: 11068
Re: resent color hologram on bayfol
Any tech details available?
- Sat Dec 18, 2021 3:49 pm
- Forum: Off Topic
- Topic: Merry Christmas, have a good new year
- Replies: 3
- Views: 8545
Re: Merry Christmas, have a good new year
Yes, we all have much for which to give thanks. We are fortunate to appreciate the unity of our shared passion for holography.
- Sun Dec 12, 2021 10:43 am
- Forum: Events, announcements, and news
- Topic: Vintage Lasers & Holograms
- Replies: 6
- Views: 22861
Re: Vintage Lasers & Holograms
Congratulations!🥳 I hope you get a lot of visitors but not so many that it interrupts your HOE work😮😊. Would love to see the exhibit. Maybe make separate stabilized handheld video talking walkthroughs of the lasers and holograms for those of us unlikely to be able to visit? Best wishes for the holid...
- Mon Dec 06, 2021 8:29 am
- Forum: AgX
- Topic: silver halide emulsion preparation
- Replies: 8
- Views: 12358
Re: silver halide emulsion preparation
Joe,
I’d be interested in learning more about silane glass treatment for pre-lamination and use of hxtal and any equipment needed. Please feel free to email me.
Jody Burns
I’d be interested in learning more about silane glass treatment for pre-lamination and use of hxtal and any equipment needed. Please feel free to email me.
Jody Burns
- Fri Dec 03, 2021 7:08 pm
- Forum: General Holography
- Topic: Lume lightfield pad
- Replies: 3
- Views: 7534
Re: Lume lightfield pad
How cheap is really cheap?
- Mon Sep 27, 2021 3:29 am
- Forum: DCG
- Topic: Diazo (Speedball) gelatin hologram
- Replies: 33
- Views: 209032
- Fri Aug 20, 2021 10:13 pm
- Forum: Off Topic
- Topic: daguerreotypes
- Replies: 5
- Views: 8192
Re: daguerreotypes
I don’t know about now, but I was able to pick up a dozen small framed portraits a decade or so ago at a flea market very inexpensively. Agreed that they’re special.
- Mon Jul 19, 2021 5:26 pm
- Forum: General Holography
- Topic: Bayfol
- Replies: 20
- Views: 11960
Re: Bayfol
Thank you for posting info and photos and sharing your research.
- Mon Jul 19, 2021 4:18 pm
- Forum: General Holography
- Topic: Bayfol
- Replies: 20
- Views: 11960
Re: Bayfol
Is the photo that you posted of the final result?