Materials on photographic images, technical equipment, metadata, compositing, file preparation and report reviews.
An enhanced photograph may look sharper than the original, but new visual details should not automatically be regarded as information recorded by the camera. For examination, it is important to preserve the source image and describe every known stage of processing its copy.
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Images that look identical may contain different amounts of information. A source camera file, a resaved copy and a screenshot have different creation histories. This…
Read article →The tasks addressed by examining photographic images and the technical equipment used to produce them.
How to formulate questions about a photograph, compositing, metadata, the capture device and image suitability.
What to provide: the source file, storage medium, device, metadata, screenshots, correspondence, documents and explanations.
Which signs may indicate image alteration and why it is important to preserve the source files.
Why identification by physical appearance belongs to facial comparison examination and does not always fall within forensic photographic examination.
Errors that occur in reports on photographic images, digital traces and technical equipment.
You may send the source image, storage medium, capture device, documents, the court's questions or a report for review.
