Search found 4 matches
- Thu Jan 21, 2021 7:01 pm
- Forum: Beginning Holography
- Topic: It was beginner luck indeed, or I don't know how I mess it all
- Replies: 2
- Views: 7629
Re: It was beginner luck indeed, or I don't know how I mess it all
Thank you for the advice. I think I figured it out what happened. My temperature was too low so the gelatin never melt. So today I coat some more samples but I think I screw it again because I tried to accelerate the drying by putting the plates over the heat platform. Now they look kind of dark, I ...
- Wed Jan 20, 2021 10:16 pm
- Forum: Beginning Holography
- Topic: It was beginner luck indeed, or I don't know how I mess it all
- Replies: 2
- Views: 7629
It was beginner luck indeed, or I don't know how I mess it all
Hello evwryone again. Its me, the chinesse laser guy. Today I want to tell you about how I prepare new emulsion. I used some 250 blum 10 years old gelatin, so I don't know if that's the reason why it never get liquid at all. It turn out extremely lumpy even though I'm pretty sure the heat temperatur...
- Thu Jan 14, 2021 10:40 am
- Forum: Beginning Holography
- Topic: A little more of beginners luck
- Replies: 3
- Views: 7856
Re: A little more of beginners luck
Hey Joe, thanks a lot for your response. I'll keep on improving on the emilsion/coating part of the process. I'm already in touch with Dave. So very soon I hope will be trying osram laser.
Have a nice day.
Have a nice day.
- Tue Jan 12, 2021 1:18 am
- Forum: Beginning Holography
- Topic: A little more of beginners luck
- Replies: 3
- Views: 7856
A little more of beginners luck
Hello. Been doing more samples. Here is the best result that I had on last batch. https://www.instagram.com/p/CJ7zFdGjpVf/?igshid=bvwo39f7bh0v 532 nm ?mW chinese/battery laser DCG 50/6/1.5 Veil coating/ 24 hours drying 5m exposure No optics 5m in the dark after exposure Fix with1m light 2m on cold r...