Search found 42 matches

by Zeta
Fri May 25, 2018 11:34 pm
Forum: DCG
Topic: Improvement on my project
Replies: 22
Views: 7022

Re: Improvement on my project

I use clear epoxy for sealing my hologram.

I use this one 3$. It has extra working time 20min but not very clear and have super small bubbles in it and little yellow.

A4A76108-8287-4936-A847-F2A232378537.jpeg
1pack can seal 2 and a half 7x9 plate
A4A76108-8287-4936-A847-F2A232378537.jpeg (186.74 KiB) Viewed 1806 times
by Zeta
Fri May 25, 2018 5:33 am
Forum: DCG
Topic: Improvement on my project
Replies: 22
Views: 7022

Re: Improvement on my project

Finally done
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S__26419227.jpg (1.14 MiB) Viewed 1815 times
https://youtu.be/_PnP9Djp7dA

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S__26419228.jpg (926.96 KiB) Viewed 1815 times
https://youtu.be/AKsnOW2Bh7c

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S__26419229.jpg (745.63 KiB) Viewed 1815 times

https://youtu.be/Ruwqx3yNf90

and

https://youtu.be/0sgQQLgujas
by Zeta
Sat May 12, 2018 2:11 am
Forum: DCG
Topic: Improvement on my project
Replies: 22
Views: 7022

Re: Improvement on my project

My expanded beam diameter is around 14” a size of A4 paper, laser is 50mw

Smaller test but same setup
my casio watch
30min exp 30min dark
I did not put the tape around the edge
0557867F-D2CE-4403-B22A-3CB2B6357970.jpeg
0557867F-D2CE-4403-B22A-3CB2B6357970.jpeg (1.8 MiB) Viewed 2745 times
https://youtu.be/souMItpUjZM
by Zeta
Fri May 11, 2018 11:43 am
Forum: DCG
Topic: Improvement on my project
Replies: 22
Views: 7022

Re: Improvement on my project

I still using normal mirror because I have to make a set of work and I have done 5 good plate with normal mirror if I change now my prof. will question me about the different in this set of work. This one is sharp but still dim It is a black plastic camera 2hr. Exp 17hr. Dark 8F6708FB-E49D-401D-AAEB...
by Zeta
Thu May 10, 2018 2:34 am
Forum: DCG
Topic: Improvement on my project
Replies: 22
Views: 7022

Re: Improvement on my project

It is my plate holder that not stable, so now I just put the plate on top of the object This one using front surface mirror No strip line on my plate But not really bright and sharp but can see a detail in deeper part 1hr 30min exp 30 min dark https://youtu.be/VoHISvw2W_s Thin one use normall mirror...
by Zeta
Tue May 08, 2018 10:34 am
Forum: DCG
Topic: Improvement on my project
Replies: 22
Views: 7022

Re: Improvement on my project

Update new problem Nothing on the plate Just shiny yellow and red and little purple 64F76397-4CB9-4230-ABA4-D19E8A70E32F.jpeg No more mirror AABE3FA2-7B96-4FF5-B889-3C8A9E660924.jpeg Still no 003BA765-7A69-4D71-8234-0864AD4247C1.jpeg More visible in video https://youtu.be/YxbP0xf2Mck I feel like my ...
by Zeta
Mon May 07, 2018 2:15 am
Forum: DCG
Topic: Improvement on my project
Replies: 22
Views: 7022

Re: Improvement on my project

Is first surface mirror and one way mirror the same?
by Zeta
Sun May 06, 2018 11:51 pm
Forum: DCG
Topic: Improvement on my project
Replies: 22
Views: 7022

Re: Improvement on my project

Before mirror
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7A5547D1-A3D8-4EE1-947B-ACA8E159F301.jpeg (1.84 MiB) Viewed 2216 times

After mirror
32A96BD1-BCFE-4667-8187-01C0E441293A.jpeg
32A96BD1-BCFE-4667-8187-01C0E441293A.jpeg (148.91 KiB) Viewed 2216 times
by Zeta
Sun May 06, 2018 11:49 pm
Forum: DCG
Topic: Improvement on my project
Replies: 22
Views: 7022

Re: Improvement on my project

Update This time 20 min https://youtu.be/zvC81IgO_QA E0BEE023-A08E-402A-9555-518672C6A435.jpeg 60min is dimmer E7CC1671-65A7-49C6-80DC-8B29AFF8D0F9.jpeg I have change the mirror and the banding pattern is change rotate mirror banding is also change 90 is like a wave ~~~~ 45 //// 0 |||| 8217BC5D-EA40...
by Zeta
Thu May 03, 2018 1:29 pm
Forum: DCG
Topic: Improvement on my project
Replies: 22
Views: 7022

Re: Improvement on my project

This Is my set up
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S__26042376.jpg (1.1 MiB) Viewed 2262 times
My object
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My out come 60min
Super dim and only top of the lens is visible
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S__26042378.jpg (841.58 KiB) Viewed 2262 times
Does the subject material affect exposure time?