Chapter 5

Question 1

This refers to colored disks of glass or gelatin which are placed in front of the camera lens to improve the quality of pictures.

Answer 1

Filter

Question 2

homogenous mediums which absorb different wavelengths of electromagnetic energy.

Answer 2

Filters

Question 3

these are dyed gelatin sheets cemented between carefully selected glass.

Answer 3

Filters

Question 4

This refers to photographic filters that are used effectively when photographing blood.

Answer 4

Blue filters

Question 5

This refers to photographic filters that are used in place of blue filters for photographing blood. Often, they work better than blue filters.

Answer 5

Green filters

Question 6

This refers to photographic filters that are used to photograph white cars; the details of the car will stand out.

Use for white automobile to enhance the color.

Answer 6

Yellow filters

Question 7

This refers to photographic filters that is used to screens out the violet end of the spectrum.

Answer 7

Uv filters

Question 8

It is placed in front of a lens and left there;

it will not only improve most of the police photographer’s work, it will also prevent the lens from being scratched.

Answer 8

Uv filters

Question 9

This refers to photographic filters that are used to cut down light transmission.

It does not affect the tonal quality of the scene.

Answer 9

Neutral density filters

Question 10

They are also used to reduce the light intensity to prevent over exposure.

Answer 10

Neutral density filters

Question 11

This refers to photographic a filter that is used primarily to control light reflected from highly polished surfaces, metallic objects and others.

It is very useful in photographing many different vehicles in auto accidents.

This is the only filter that can increase the blue saturation in the sky in a color photograph without altering the remaining colors in the
scene.

Answer 11

Polarizing filters

Question 12

This refers to photographic filters that are used to remove excess bluishness from distant view outdoors.

Answer 12

Haze and skylight filters

Question 13

This refers to photographic filters that are intended to alter the response to the spectral sensitivity in terms of the naked eye.

Answer 13

Correction filters.

Question 14

This refers to the ratio of the time exposure with or without filter.

Answer 14

Filter factors