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 Post subject: Aother lithophane
PostPosted: Sun Jul 27, 2008 9:37 pm 
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VCarve Wizard
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Joined: Tue Jul 10, 2007 1:12 am
Posts: 300
Location: Cypress Texas USA
Latest try at a litho. Used some scrap wood for a frame. Wife likes it so that's all that counts :D

Now I have to come up with something for back lighting. I don't like the light box a bought a few months ago as the led's around the frame are too directional.

Image
Image


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 Post subject: backlit frame
PostPosted: Mon Jul 28, 2008 2:51 am 
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VCarve Apprentice

Joined: Wed Jul 23, 2008 3:55 am
Posts: 29
Location: Clearwater, Florida
here is a source for led panels

LB3 series LED Light Bar
Light Bar with 6 High Flux 60 Degree LEDs 10~14.5 VDC Operation
Bars are 4.32 inch long and include 5 inch long interconnect jumper and adhesive backed plastic mounting track
Select Cool White, Warm White, Blue, Green, Red or Amber LED
$ 4.95



http://www.superbrightleds.com/cgi-bin/ ... oduct=BARS

All you need is a power supply and connector and you are good to go. The advantage is that you can make them any size by adding more strips

If you are not up to the challenge fo making a frame with LEDs, there is an option that is a bit pricier.

EL panels! Cool stuff, but a bit more expensive.

This guy is in Australia:
http://www.elec2go.com.au/category7_1.htm

Here is a US source:
http://www.beingseen.com/index.html

here is another source:
http://www.e-lite.com/catalog.htm

Good luck,

Mark


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 Post subject:
PostPosted: Mon Jul 28, 2008 3:55 am 
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VCarve Wizard
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Joined: Tue Jul 10, 2007 1:12 am
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Location: Cypress Texas USA
ArtistInFla thanks for the links, think I will try the led bar you listed first.

Going to give the company that sells the EL sheets a call tomorrow to see what the price is, might be worth it for the "special" gifts for the family members.

george


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 Post subject:
PostPosted: Mon Jul 28, 2008 1:01 pm 
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VCarve Wizard

Joined: Thu Nov 17, 2005 10:56 pm
Posts: 1135
Location: Pittsfield, MA
Have you tried some sort of opaque panel to diffuse the source lighting? Just a thought since I haven't tried this myself.


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 Post subject:
PostPosted: Mon Jul 28, 2008 2:30 pm 
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VCarve Wizard
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Joined: Tue Jul 10, 2007 1:12 am
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Location: Cypress Texas USA
Phil wrote:
Have you tried some sort of opaque panel to diffuse the source lighting? Just a thought since I haven't tried this myself.


I have tried some very thin plastic sheet I had laying around, but all it did was block more of the overall light, made the whole picture darker and you cold still tell where each led was, lighting was still very uneven.

Next time I'm at the local art and craft store will see if I can find something that might work.


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 Post subject:
PostPosted: Mon Jul 28, 2008 6:31 pm 
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VCarve Wizard

Joined: Tue Mar 20, 2007 6:29 am
Posts: 651
Location: Visalia, Ca
George, Great Job on the litho,looks like you have it down pat now. Please keep use informed on the El sheet . I tried to find price but couldn't . This would be great material if it works, even better if one can make a battery pack to run it .


ArtistInFla, thanks for the find looks promising going to have to get some to try it


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 Post subject:
PostPosted: Tue Jul 29, 2008 12:58 pm 
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VCarve Wizard

Joined: Thu Nov 17, 2005 10:56 pm
Posts: 1135
Location: Pittsfield, MA
lovebugjunkie,

I was thinking along the lines of the panels that are use in fluorescent light fixtures. I know that with some of the cheaper ones you can easily see the tubes but with better ones you can't.


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 Post subject: source for backlit frames
PostPosted: Thu Jul 31, 2008 4:45 am 
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VCarve Apprentice

Joined: Wed Jul 23, 2008 3:55 am
Posts: 29
Location: Clearwater, Florida
Here is a source for backlit frames. Min qty is 100.

Dear Mr Mark Noll ,

Thanks for your mail.

attached is our price for your refs.


B.rgds.
----------------------------------------------
Eva Liu

Reacool Industry Co.Ltd.
Add:Jihua Road,Bantian,Shenzhen,China.
Tel: 86-755-89605506;
Fax: 86-755-89605501;
Email: info@reacool.com;
MSN: eva_reacool@hotmail.com;
Web: http://www.reacool.com;
http://reacool.en.alibaba.com.

LED ADBOARD (PHOTO FRAME) 27*38cm 10.6*15in $32.00

LED ADBOARD (PHOTO FRAME) 40*60cm 15.7*23.6in $48.00

LED ADBOARD (PHOTO FRAME) 60*80cm 23.6*31.5in $78.00


Attachments:
acrylic adboard.JPG
acrylic adboard.JPG [ 37.18 KiB | Viewed 158 times ]
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 Post subject:
PostPosted: Thu Jul 31, 2008 3:09 pm 
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VCarve Wizard
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Joined: Tue Jul 10, 2007 1:12 am
Posts: 300
Location: Cypress Texas USA
I tried contacting beingseen but no one ever answers the phone, sent them email and it was answered giving very little to no information requested in my email but ask that I call back, I did and got their voice mail again. Marked them off my list.

Talked with Mike at e-light and he is sending me some information.


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 Post subject:
PostPosted: Thu Jul 31, 2008 3:35 pm 
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VCarve Wizard
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Joined: Tue Jul 10, 2007 1:12 am
Posts: 300
Location: Cypress Texas USA
That is a nice looking frame, but if I’m reading the dimensions correctly, a little bigger than what I am looking for, and then there is the price for 100 of them.

I like the idea of the electroluminesent stuff and making my frames out of cheap wood (ie. Scraps).

Wife wants the back of the frames to be as thin as possible so that is limiting my options. She also likes the idea of the e-light material but she also saw it may take a large power inverter we saw on their site and she has already nixed that idea. A wall type power supply or the type you see with notebooks she is ok with but anything larger I’m not going to be able to sell her on it.

I am going to order some material from e-light to see how it works. Even if it is a little on the high side (depending on how much :D ) I think that will suit my needs better than what I have ran across so far for those “special” projects for family members.


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 Post subject:
PostPosted: Thu Jul 31, 2008 4:11 pm 
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VCarve Wizard
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Joined: Wed Oct 25, 2006 3:19 pm
Posts: 1476
Location: Europe
Thats a great litho. The detail is very good. I still have to get around to doing one of these! :oops:


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 Post subject:
PostPosted: Thu Jul 31, 2008 8:41 pm 
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VCarve Wizard
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Joined: Sat Mar 24, 2007 3:14 pm
Posts: 630
Location: Saint Paul, Minnesota
Think we can get a hundred of us to go in on the frames?( Reacool Industry Co.Ltd. )

I'm in, 99 to go....lol


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 Post subject: EL panel power supply
PostPosted: Sun Aug 03, 2008 6:45 pm 
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VCarve Apprentice

Joined: Wed Jul 23, 2008 3:55 am
Posts: 29
Location: Clearwater, Florida
The power supply shown isn't required. As long as you are withing specs for voltage and current requirements, you could use any power supply.


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 Post subject:
PostPosted: Thu Aug 14, 2008 2:09 am 
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VCarve Wizard
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Joined: Tue Jul 10, 2007 1:12 am
Posts: 300
Location: Cypress Texas USA
Placed an order today for some material from
E-Lite Technologies. Will post more info when I see how it works out.

Here is some info that I received about the power requirements.
Quote:
The lamps operate with a voltage as high as 280vac at a frequency of 650 hertz so that is where our inverter comes into play. Our smaller inverters for powering lamps up to 250 sq” have a 12 volt DC input which can be derived from either batteries or a source like a wall transformer. In a nutshell coming from the wall to the lamp looks like this, 120vac 60HZ -to- 12vdc -to- 250vac 650hz. If batteries are chosen you will need 8 in series to add up to the 12vdc that our input needs to convert and drive the lamps. 8 AA batteries will get you about 1-2 hours of continuous light on a 6”x6” panel so I highly recommend the wall transformer.

unquote

http://www.e-lite.com/index.htm

george


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