Forensic Digital Photography and Image Enhancement

Digital photography and image enhancement has a history that goes back to circa 1965. Below, each bullet point is linked to answers!

  • Does Anybody Outside Of Your SART Have Access To Your Pictures From A Sexual Assault Exam? Does Your Vendor Provide You A Computer That They Alone Service? They Have Access! Click Here To Look Up Your State or Territory’s Legal Chain of Custody Details for Handling SA Exam Pictures.
  • How Do You Use The SDFI’s Negative Invert Filter (NIF) in Court? Click Here To Learn More!
  • What Filtering Technology Do you Use? Can Yours Be Used In Court? SDFI’s NIF Can! Click Here To Compare The SDFI Negative Invert Filter vs Adobe Photoshop Image Histogram Equalization.
  • Click Here To View SDFI Picture Examples that used the SDFI Negative Invert Filter (NIF).
  • Can You Take Pictures In the Ultra-Violet Light? SDFI’s Contrast Camera Can! Click To Learn More!
  • Wait, There’s More! Click Here To Download This FREE Health Facility Self-Assessment Form for Determining What Technology To Use For Forensic Medical Exams!


  • Images and image enhancement has been part of the U.S. court system long before forensic photography went digital. Film based forensic photography tools are now hard to come by as film based photography has been replaced by imaging systems like SDFI®-TeleMedicine.

    SDFI has almost 12 years of history and use within the industry, yet only now within the last five years are legal professionals showing interest in SDFI’s Negative Invert Filter. The number one legal question is “Can the SDFI Negative Invert Filter be used in court?” and the answer is a resounding “Yes”. Image enhancement is widely accepted and used in court as the following pages will prove beyond a reasonable doubt.

    Please review the following collection of documents and references to further your knowledge and education on the subject of image enhancement and its use in the legal system.

  • https://www.sdfi.com/downloads/Using_The_SDFI_Negative_Invert_Filter_In_Court.pdf
  • The SDFI Negative Invert Filter Is Defined As A Science By The Texas Eleventh Court of Appeals
  • Watch Video Introduction to the SDFI-TeleMedicine System.
    or
    Download the Introduction Video to your computer.