blag/content/posts/2010-04-03-hacked-infrared-camera-attempt-1.markdown
Chris Hodapp 94310f0f9d Migrate *all* photos to the cavelab setup. Header/footer still broken.
Completely remove the other image gallery themes.

I now have: image galleries, with lightboxes, and captions, with links
in them (and to Hugo pages), with full images lazy-loaded, with all
thumbnails auto-generated, and the ability to do this on both
individual images *and* with globbing, from page resources, from this
page or any specified one.  See cavelab_notes.txt.

It also has the ability to use Exif data of the photo - if I
preprocess it into a JSON file.

Known issues:
- The theme header/footer are now being overridden.  I am working to
  fix this first.
- I am missing some kind of fonts/images needed for the lightbox to
  show up properly.
2022-09-04 12:31:08 -04:00

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Markdown

---
author: Chris Hodapp
comments: true
date: 2010-04-03 22:34:54+00:00
layout: post
slug: hacked-infrared-camera-attempt-1
title: 'Hacked infrared camera, attempt #1'
wordpress_id: 284
categories:
- Albums
- Project
- Technobabble
---
[This page](http://geektechnique.org/index.php?id=254) at GeekTechnique discusses how most digital cameras are easily turned into infrared cameras by removing the IR blocking filter in front of the CCD, and replacing it with a filter that blocks visible light but passes IR. As luck would have it, exposed film negatives work very well as such a filter.
So I attempted this on my Kodak EasyShare CX6200, my first camera, which somehow still works after 6 years of abuse. It was surprisingly easy, minus the part where I had to manually resolder the coil which controls the shutter on the lens because it was attached by single hair-thin strands of uninsulated wire. But I digress...
<!-- TODO: Can I edit gallery shortcode to work from Page Resources?
It can generate a gallery from a directory but first I have to get at
that directory. -->
{{< gallery >}}
{{< figure page="images" resources="2007-2008-old-wordpress/2010/04/edit-127.jpg" >}}
{{< figure page="images" resources="2007-2008-old-wordpress/2010/04/edit-128.jpg" >}}
{{< figure page="images" resources="2007-2008-old-wordpress/2010/04/edit-129.jpg" >}}
{{< figure page="images" resources="2007-2008-old-wordpress/2010/04/edit-130.jpg" >}}
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{{< figure page="images" resources="2007-2008-old-wordpress/2010/04/orig-102.jpg" >}}
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{{< figure page="images" resources="2007-2008-old-wordpress/2010/04/orig-109.jpg" >}}
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{{< /gallery >}}
I think it's working well. It very clearly passes IR light because the IR pens for the Wii whiteboard showed up quite brightly; it blocks light from LCD monitors and passes sunlight, but red LEDs seem to show up a bit. Trying it on another camera with more manual controls, and perhaps with a sharper filter, might prove interesting.