Image: 20 USD in UV light
Size of this preview: 800 × 345 pixels. Other resolutions: 320 × 138 pixels | 861 × 371 pixels.
Original image (861 × 371 pixels, file size: 102 KB, MIME type: image/jpeg)
Description: UV taken with a visible light camera, IR taken with incandescent light and a Wratten 87 filter on a modified camera.
Title: 20 USD in UV light
Credit: US_Currency_in_UV,_visible_and_IR_light.jpg
Author: US_Currency_in_UV,_visible_and_IR_light.jpg: Steve Pomeroy derivative work: RJB1 (talk)
Usage Terms: Public domain
License: Public domain
Attribution Required?: No
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