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CSInetwork
United States
Приєднався 26 сер 2010
The Importance of Crime Scene Investigations
This video discusses the importance of crime scene investigations.
Source: Crime Scene Management course.
Instructor: Steven Staggs
Source: Crime Scene Management course.
Instructor: Steven Staggs
Переглядів: 46
Відео
Collecting and Packaging Dried Bloodstain - short version
Переглядів 4028 днів тому
Demonstration on how to collect and package a dried bloodstain from a nonporous surface.
Using Strings and Lasers for Bullet Trajectories
Переглядів 4928 днів тому
This video is a demonstration on the use of rods, strings and lasers in illustrating bullet trajectories.
Fingerprint Development and Preservation - Part 4, Detecting Latents with Chemicals
Переглядів 2266 місяців тому
This lecture includes demonstrations on using chemicals to detect latent fingerprints including cyanoacrylate (super glue) for nonporous surfaces; Iodine fuming, ninhydrin, DFO, and silver nitrate for porous surfaces; small particle reagent for wet surfaces; and gentian violet and crystal violet for the sticky side of tape. Also included is how to remove tape from a surface without disturbing f...
Fingerprint Development and Preservation - Part 1
Переглядів 1476 місяців тому
This lecture includes the properties of fingerprints, how latent fingerprints are developed, fingerprints powders, brushes, backing cards and DNA considerations. Source: Fingerprint Techniques and Impression Evidence course Instructor: Steven Staggs
Fingerprint Development and Preservation - Part 2 - Lifting with Powders
Переглядів 1706 місяців тому
This lecture includes demonstrations on using fingerprint powders (including black powder, magnetic powder, and florescent powder). Source: Fingerprint Techniques and Impression Evidence course Instructor: Steven Staggs
Fingerprint Development and Preservation - Part 3 - Textured Surfaces
Переглядів 1366 місяців тому
This lecture includes demonstrations on dusting and lifting latent fingerprints from textured surfaces. Source: Fingerprint Techniques and Impression Evidence course Instructor: Steven Staggs
Developing Fingerprints on Cartridge Cases
Переглядів 3036 місяців тому
Recovered cartridge casings can be dipped into diluted or undiluted gun blueing to cause a chemical reaction between the blueing and the fingerprint residue on the casing. Source: Fingerprint Techniques and Impression Evidence course Instructor: Steven Staggs
Documentation of friction ridge impressions
Переглядів 967 місяців тому
This lecture on documentation of fingerprints includes general crime scene documentation; collecting Items of evidence; latent print development and recovery on scene; and marking lifts. Source: Fingerprint Techniques and Impression Evidence course. Instructor: Steven Staggs
Preservation of Friction Ridges
Переглядів 977 місяців тому
This lecture on the preservation of friction ridges includes preservation through photography and the collection of fingerprints.
Latent Print Development
Переглядів 2257 місяців тому
This lecture on latent print development includes types of prints; deposition factors; surface types; process selection; evidence handling; packaging; and the composition of latent print residue. Source: Fingerprint Techniques and Impression Evidence course Instructor: Steven Staggs
Crime Scene Reconstruction
Переглядів 5587 місяців тому
This video includes the importance of crime scene reconstruction and when it should be considered in the investigation of crime scenes. It also includes distance determinations in firearms cases and a demonstration on using rods, strings and lasers for bullet trajectory reconstruction. Source: Crime Scene Management course Instructor: Steven Staggs
Focus Stacking in Evidence Photography
Переглядів 877 місяців тому
Focus Stacking can help increase depth-of-field when doing macro or close-up evidence photography. Source: Crime Scene and Evidence Photography course. Instructor: Steven Staggs
Panoramic Photography for Crime Scenes
Переглядів 847 місяців тому
Panoramic photographs may be considered when taking overall (overview) photographs at some crime scenes. Source: Crime Scene and Evidence Photography course. Instructor: Steven Staggs
Using High Dynamic Range (HDR) in Crime Scene and Evidence Photography
Переглядів 1127 місяців тому
HDR photography is a technique that is used to blend multiple images, taken at different exposures, and later combine them in post-processing. This can result in more detail visible in both the highlight and shadow areas of a photograph. Source: Crime Scene and Evidence Photography course. Instructor: Steven Staggs
Evidence Photography - Alternate Light Sources
Переглядів 5677 місяців тому
Evidence Photography - Alternate Light Sources
Evidence Photography - Footwear and Tire Track Impressions
Переглядів 2267 місяців тому
Evidence Photography - Footwear and Tire Track Impressions
Evidence Photography - Basic Concepts
Переглядів 6737 місяців тому
Evidence Photography - Basic Concepts
Fingerprint Classification Part 3: The NCIC Classification System
Переглядів 3727 місяців тому
Fingerprint Classification Part 3: The NCIC Classification System
Fingerprint Classification Part 2: The Henry Classification System
Переглядів 2657 місяців тому
Fingerprint Classification Part 2: The Henry Classification System
Fingerprint Classification Part 1: Fingerprint Pattern Interpretation
Переглядів 2377 місяців тому
Fingerprint Classification Part 1: Fingerprint Pattern Interpretation
Thanks for the video! It was really informative. :)
Which programs or software do you use, to get real life size of evidence?
Great thorough video on evidence photography.
Sir yyy only qdding 50 for radial loop y for radial only u y can't for ulnar loop
Thanku
Hello! I have been a forensic photographer in the city of São Paulo, Brazil, for 12 years. I currently work in the homicide department. I loved discovering your channel because I'm learning a lot. Thank you for the teachings.
This is amazing information thank you for sharing.
Nice. Is such a simple thing but it can help so much. Thanks for showing it.
Great video thanks!
very helpful, thank you