1 |  | Take two photographs, one with an infrared filter and one without. Ensure that the position of the two photographs are identical by placing the camera on a surface or tripod. Open (Ctrl+O) the image taken without the infrared filter in Photoshop. |
2 |  | Change the Image Mode to CMYK (Image> Mode> CMYK). In the Channels window (Window> Channels), select the Black channel (Ctrl+4). |
3 |  | Open (Ctrl+O) the photograph taken with an infrared filter in Photoshop. If your image lacks detail, you may use the Shadow/Highlight tool (Image> Adjustments> Shadow/Highlight) tool to increase the shadows. |
4 |  | Change the blending mode of the current document to CMYK (Image> Mode> CMYK). |
5 |  | Switch back to the previous opened document with the photograph taken without an infrared filter (Ctrl+Shift+Tab). |
6 |  | With the Black channel selected (Ctrl+4), use the Apply Image tool (Image> Apply Image) to apply the following properties: Source: Photograph taken with an infrared filter Layer: Background Channel: Black. If the black channel lacks detail, try using a different channel such as red. Blending: Normal Opacity: 100% |
7 |  | Rollover the image to see the image before this Photoshop technique applied. |
8 |  Colour Photo  Infrared Photo  Combined Infrared and Colour Photo | This technique can effectively remove haze and increase detail. |
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