Basic Law Enforcement Photography and Video Flashcards Preview

CITP Test 3 > Basic Law Enforcement Photography and Video > Flashcards

Flashcards in Basic Law Enforcement Photography and Video Deck (34):
1

What is the recommended image quality setting for general crime scene or event documentation photographs?

JPEG Fine

2

What is the recommended image quality setting for blood work and fingerprints photographs?

RAW

3

Image size is measured in what?

Pixels

4

A megapixel contains how many pixels?

One million

5

What is the recommended image size for LE imaging?

Large

6

What is ISO Sensitivity?

It relates to the sensitivity of a digital camera's sensor to available light.

7

What are the four factors that affect photographic images?

1. Light
2. Shutter Speed
3. Aperture
4. ISO

8

What are the two types of light?

Natural Light
Artificial Light

9

What does shutter speed do?

Shutter speed controls the duration of time light is permitted to strike the sensor.

10

What are the three primary elements of the photographic exposure?

1. Shutter Speed
2. Aperture
3. ISO

11

What is the initial element of the photographic exposure?

Light

12

What is another name for the three primary elements of the photographic exposure?

Exposure Controls

13

The duration the shutter curtain is open is referred to as what?

Shutter Speed

14

The primary function of the shutter is to what?

Control Light

15

The secondary function of the shutter is to what?

Control Motion

16

What is a good shutter speed for handheld photography?

1/60th of a second

17

What is a good shutter speed to stop the motion of a walking or running subject?

1/60th - 1/250th of a second

18

What is a good shutter speed to stop the motion of a moving vehicle?

1/500th - 1/1000 of a second

19

What is a good shutter speed when using a telephoto lens?

1/300th of a second or faster

20

"f-stop" is another term for what?

Aperture

21

Aperture is what?

A physical opening that allows light to pass through

22

The primary function of the aperture is to what?

Control light

23

The secondary function of the aperture is to what?

Control Depth of Field

24

True or False: Small apertures, f 11 - f 22, provide a deep depth of field?

True

25

True or False: Large apertures, f 1.4 - f 4, provide a shallow depth of field?

True

26

What does the ISO of a camera do?

Adjusts the sensitivity of the camera's sensor to light

27

What does ISO stand for?

International Organization for Standardization

28

Higher ISOs allow for faster or slower shutter speeds?

Faster

29

True or False: The lower the ISO setting the less sensitive the camera's sensor is to light.

True

30

What is a good all around ISO speed?

400

31

What ISO provides for superior image quality and minimization of digital noise?

A lower ISO, like 100 or 200.

32

What are the four techniques associated with photographing and videoing a crime scene and/ or physical evidence

1. Photo Identifier
2. Photo Log
3. Documentation Perspectives
4. Video

33

The Photo Identifier contains what information?

1. Photographer's name
2. Date & time of investigation
3. Location of Investigation
4. Case type or type of incident
5. Agency and/or case number

34

What are the three Documentation Perspectives?

Overall
Intermediate
Close-up