Some digital still cameras can have increased sensitivity to infrared light that may cause color rendition problems. The Tiffen standard Hot Mirror is designed to remedy this problem by reflecting most infrared light.
Reviewed by 1 customers
Digital Cameras use infra red to focus, it often results in overly red/purple colours in flowers. This takes the effect away and also save time trying to correct the colour later. I've took some wonderful plant and flower photos, some of which sold to a calendar company, as they liked the vividness of the images