Crime Scene Photography - Footwear Marks

Authors Avatar by sc_shivatsal (student)


Crime scene photography is concentrated on taking correct pictures of crime scenes and criminal proofso these pictures is employed in a criminal investigation, and within the potential prosecution for criminal activities. Individuals are taking pictures of crime scenes ever since the primary camera was fictitious as a result of it absolutely was realized that also pictures may be a useful gizmo within the method of a criminal investigation. Modern photography of a criminal offense scene is meant to supply an in depthcorrect and truthful image of the scene and to accurately document each the crime scene itself and therefore the succeeding criminal investigation. Crime scene photographers are the primary individuals allowed into a scene of crime, this can be to do and maintain the crime scene and supply as truthful image as doable.

Crime scene photographers start by taking overall scene shots & then move in to smaller areas & then take specific shots of potentially important facts such as footwear marks. The images taken by a crime scene photographer must contain facts markers & scales, & rulers when necessary to retain relevance to the inquiry. Police officers may use images from crime scene photography to be able to reconstruct a crime scene. The photographs may even be used in interrogation & in courtrooms to provide both the judge & the jury with facts of what the scene looked like & of important features of a crime scene, for example a knife. It is & a lot simpler & safer to show the knife, which could be a murder weapon, as an picture to the courtroom along with the correct documentation in which the facts pathway & handling of the facts document, than bringing the actual evidence package in to the courtroom.

Digital cameras have massively expanded the field of photography in a criminal investigation; this is because they allow photographers to shoot images extensively, allowing them to capture every possible detail on a small media card rather than rolls and rolls of film. However this could also provide problems because it could lead to a photographer or even an investigator flicking through hundreds, or thousands of images of a single crime scene.

Although this method provides better probability that a potentially important image may not be missed because of a crime scene photographer being conservative with the camera and amount of film used. When entering a crime scene the photographer will take images from a long range that show the overall crime scene, mid-range photographs will be taken that show a closer view of a certain area; and close range photographs will concentrate on a particular area or object such as a footwear mark or impression. Crime scene photography is a non-destructive method of recovery of a footwear mark. Photography of a footwear mark should always be the first method of recovery by a crime scene investigator before any other recovery methods are used.

Most close range photographs will be captured at less than actual size; this will mean a rigid scale will need to be included. When enlargements are made to a picture to examine sure aspects of that picture, they can be enlarged to a natural size only by referring to that scale. This means that the enlargement is sized so that for example 1mm on the scale in the enlarged photograph equals actual millimetre.

A camera which would produce a picture which is the natural size picture (a one: 1 photograph) is not practical to be present at a crime scene, the use of a practical scale in the photograph is absolutely essential so the photograph can be exactly enlarged. The scale used ought to ideally extend the full length of the impression, it ought to be positioned evenly & on the same plane as the impressed surface, and this is more difficult with a short scale. The length of the scale is important when making natural sized prints of the picture for accuracy purposes. The scale ought to be level & parallel to the footwear impression, this is because if the scale is not level & parallel, it may cause point of view & scaling issues. Images taken of impressions from directly above the impression & taken in the correct manner won't provide significant point of view issues. Something present in the picture will provide viewers of an picture, such as the judge or the jury, confirmation that the point of view is correct.

Join now!

Whereas pronounced perspective problems are usually very clear in a photographed impression, minor perspective problems are harder to identify without aids. In the case of a ruler, certain aids can provide support in detecting and potentially correcting perspective problems. A right-angled ruler is a better instrument to determine and correct any perspective problems than a straight ruler. Right angled rulers are also very helpful when a photographer is forced to take an image of a footwear impression from an angle as it is easier to correct any perspective problems. When using a right angled ruler it is important that the ...

This is a preview of the whole essay