File:Heatvision.jpg

Source
A personal screenshot from the season two DVD. Top image from "Witness", and the bottom image is from the "Rosetta". © 2003 Warner Brothers.

Fair use rationale for Smallville (season 2)

 * 1) No free equivalent exists that would effectively identify the article's subject.
 * 2) The image does not in any way limit the ability of the copyright owners to market or sell their product.
 * 3) The image is only used once and is rendered in low resolution to avoid piracy.
 * 4) The image has been published outside Wikipedia; see source above.
 * 5) The image meets general Wikipedia content requirements and is encyclopedic.
 * 6) The image meets Wikipedia's media-specific policy.
 * 7) The image is used in the articles wiki-linked in the section title.
 * 8) The image is significant in illustrating the two looks for Clark's heat vision, both unique to Smallville when they first appeared.
 * 9) The image is used in the article namespace.
 * 10) The image has a brief description that identifies the image, notes the source, and provides attribution to the copyright holder.