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Sunday, January 29, 2012

7" LCD DIY Projector

This is a 7” Projector using a 80W LED 7000lm with 36V@2.8A of power source. Here below are the components used:

LCD : Innolux 7" LCD
Fresnel's : f120mm / f220mm
Projection lens: f265mm triplet
Condenser Lens: f127mm condenser
Light Engine: 80W HP-LED (arrangement 8x10, [1 led is 0.35A and 3.6v max])
LED Driver: 110W constant supply (variable to adjust 50W-110W max)
Heat sink (Fans
12V supply for LCD

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This one is 14.5" X 9.5" x 5.5" internal dimensions, straight through setup.
Projected image 80" diagonal at 9ft

 

Here's the picture my parts to be use.

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10 comments:

  1. nice! hey where did you find your triplet lens? been trying to search for one that can fit my 3.5" LCD screen :3

    AND GOSH YOUR IMAGE IS REALLY CLEAR. seems awesome!

    ReplyDelete
    Replies
    1. sorry for the late reply. You can find it on ebay.com. You can follow the below link: http://www.ebay.com/itm/Belomo-triplet-lens-loupe-magnifier-10x-high-quality-optical-glass-NEW-/180896452406

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  2. Wonderful display and clean installation! Blaise, Can you please tell me the resolution of the 7inch lcd screen? Can you please elaborate the parts you have used in detail? How much total cost for biding this projector?

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  3. do i need both Fresnel's : f120mm / f220mm

    or can i have 2 x f120mm or 2 x f220

    thanks

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  4. can i use camera lens fl 220 for 11.6 lcd screen

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  5. can i use camera lens fl 220 for 11.6 lcd screen

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  6. My projector 200mm triplet lens, 120mm &185mm fresnel lens 7" lcd dsp. 100w led best quality

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    Replies
    1. Which is the rule for choosing focal lengths?
      I have 120mm&170mm for the fresnel. Which F should have for the triplet lens?
      LCD 7" too.

      Thank you!!

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  7. What is the cost of the build (roughly) I realize this post is from 2012.. Sorry for posting to an old post, but I am curious if this is still working or if you have built something better.
    Would you consider selling a build?

    Thanks,
    Bryan D.

    ReplyDelete