1-63.
The size of the image formed by
a lens depends on which of the
following factors?
1.
The size of the subject
2.
The lens-to-subject distance
3.
The lens focal length
4.
All of the above
1-64.
A 10-inch focal-length lens is used
to photograph an object 8 feet high
from a distance of 28 feet. What
image size is on the film plane?
1.
1.25 inches
2.
2.50 inches
3.
2.85 inches
4.
5.70 inches
1-65.
You are assigned to photograph an
object 10 feet wide using a 4x5-
inch camera with a 7-inch lens.
You must position your camera what
distance from the object to produce
a 3-inch image?
1.
1.40 feet
2.
11.65 feet
3.
23.30 feet
4.
46.60 feet
1-66.
Using a 35mm camera with a 50mm
lens, you have photographed a
subject.
However,
the shooting-
crew supervisor informs you that
a 4x5-inch negative is required.
You cannot change your shooting
position.
What focal-length lens
should you use on the 4x5 camera
to obtain approximately the same
coverage produced with the 35mm
camera?
1.
360mm
2.
210mm
3.
90mm
4.
65mm
Learning Objective:
Identify
various types of lenses and
their characteristics.
1-67.
Which of the following are
characteristics of a long-focal-
length lens?
1.
They have a reduced depth
of field
2.
They decrease the apparent
distance between subjects
on different planes
3.
Both 1 and 2 above
4.
They introduce image distortion
1-68.
A wide-angle lens has which of
the following characteristics?
1.
Increased depth of field
2.
Exaggerated linear perspective
3.
Increased apparent distance
between planes
4.
All of the above
1-69.
When photographing a building, you
notice in the viewfinder that the
sides of the building appear to be
bending toward the center of the
image area.
What type of lens is
on your camera?
1.
Rectilinear
2.
Wide angle
3.
Normal
4.
Telephoto
1-70.
The distortion caused by wide-
angle lenses actually changes
perspective.
1.
True
2.
False
1-71.
Which of the following lenses is
very useful for taking pictures
of extreme closeups shots?
1.
Fisheye
2.
Rectilinear
3.
Telephoto
4.
Macro
1-72.
Of the following lenses, which one
is best for taking informal
portraits with a 35mm camera?
1.
100mm
2.
50mm
3.
35mm
4.
17mm
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