[Makers Mashup] shows in a video how to use an adjustable IR filter to cut out all the light bleed to get a sharp image to make focusing simpler. The filter he shows adjusts from 530nm to 750nm ...

By removing the IR filter from a digital camera and adding a ‘superblue’ filter, the NDVI can be calculated with just a little bit of image processing. The folks behind this have put up a ...

Using IR, there’s a whole new world to look at! This activity is best performed outside, on a bright, sunny day. Before starting the activity, pick a bright spot outside. Use your phone to take a ...

Additionally, there was a category for ultraviolet light and categories specifically for Kolari Vision's Candy Chrome Infrared Lens Filter and IR Chrome FIlter. The contest was judged by seven ...