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Forensics 3
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4 make ups of paint
Binder (lacquer, latex, enamel)
Pigments
Extenders
Modifers
Physical Attributes of Paint
Color
Thickness
Layer Sequence
Condition
What does ASA or ISO indicate?
Sensitivity of film to light
CCD means
Charged Coupled Device
How to leaf and door shutters open
Leaf-center out in a spiral motion
door- left to right like a door
What is the aperature
How wide the lens opens
How is the aperture measured?
In F-Stops, larger the number, smaller the opening, F3>F14
What is light temperature measured in?
Kelvins
What is a slave?
A sensor that triggers a secondary flash upon sensing the first flash
Fill Flash is
used to highlight shadowed areas
3 extreme conditions when photographing and problems they present
Snow- VERY reflective
Sand- Somewhat reflective
Aftermath of Fire- blackened remains absorb light
SWGIT stands for
Scientific Working grou on Imaging Technology
Steps for maintaining digital images as evidence
Upload images to folder
Burn all images to a Cd label it MASTER COPY
put CD in case w/ case #, date and initials
Place in evidence envelope
Seal and mark as real evidence
Use files on comp to burn extra copies
Whats better JPG or TIF? why
TIF, it is uncompressed
2 types of shoe prints
2-D and 3-D
2-D is like in dust
3-D is like in mud
Info foot evidence tells us
Identification
Elimination
# of ppl at scene
Shoe size info
Shoe brand info
2 ways to enhance footprints
Latent powders
Chemical treatments
Author
missancy
ID
101817
Card Set
Forensics 3
Description
FS 3
Updated
2011-09-15T02:33:01Z
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