Cameras, Lenses and Attachments

Welcome to your Cameras, Lenses and Attachments 2022

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What would a photographer need to know in order to know a lens' effective focal length on a camera with a cropped sensor?

A. The widest aperture of the lens

B. The smallest aperture of the lens

C. The widest aperture of the lens and the focal length of the lens

D. The camera's multiplication factor and the focal length of the lens

What would be the result of changing from 16 to 8 bit color space?

A. The colors would become lighter

B. The colors would become darker

C. The gamut of available colors would be reduced

D. The gamut of available colors would be increased

The f-stops serve two purposes - what are they?

A. To control motion and control depth of field

B. To control motion and control the amount of light that reaches the sensor

C. To control the amount of light that reaches the sensor and ISO speed

D. To control the amount of light that reaches the sensor and depth of field

What is Depth of Field?

A. How far the camera can focus

B. The area in the photograph that is in focus

C. The distance in the background that is in focus

D. The distance between the camera and the subject

What happens to the depth of field when you move the lens from F11 to F16?

A. The background becomes more sharp

B. The foreground and the background become less sharp

C. The foreground and the background become more sharp

D. The foreground becomes less sharp

What does the ISO setting tell us?

A. What f-stop to use

B. What shutter speed to use

C. The sensor's sensitivity to light

D. Which lens to use

The shutter speeds serve two purposes - what are they?

A. To control motion and control depth of field

B. To control motion and control the amount of light that reaches the sensor

C. To control the amount of light that reaches the sensor and ISO speed

D. control the amount of light that reaches the sensor and depth of field

A portrait of an executive has been taken outdoors with a digital camera. The image looked fine on the LCD viewer. The next photograph of the executive is taken in an office building. This time the LCD image appears green. Before continuing the photo session, what is the most efficient way to correct this problem?

A. Use a 80B blue filter

B. Attach a neutral density filter

C. Reset the white balance to tungston

D. Reset the white balance to flourescent

What device is used to create macro images of an object by adding distance between the focal plane and the lens?

A. step up rings

B. teleconverters

C. 80C Filter

D. extension tubes

10.

A client wants a close-up image, with minimal distortion, of an engagement ring. Which of the following lens types should be used?

A. wide-angle

B. normal

C. macro

D. telephoto

11.

What is the effective focal length of a 200mm lens on a camera with a 1.3 crop factor?

A. 260mm

B. 300mm

C. 230mm

D. 60mm

12.

What is the effective focal length of a 100mm lens on a camera with a 1.6 crop factor?

A. 60mm

B. 16mm

C. 116mm

D. 160mm

13.

One advantage of the electronic viewfinder on a mirrorless camera is:

A. You view the scene the same way your eye sees the scene.

B. Battery life is increased.

C. The scene is not affected by the pixel count of the camera

D. You view the scene as the camera sees it.

14.

How many pixels is one "megapixel"?

A. 1000 pixels

B. 10,000 pixels

C. 100,000 pixels

D. 1 million pixels

15.

How many tonal values will be recorded in each of the RGB channels with a camera that records in 8 bit mode?

A. 250

B. 256

C. 10

D. 5

16.

"Dynamic Range" is the ratio between...

A. the lightest and darkest values

B. the camera's highest ISO and the lowest ISO

C. the largest lens opening and the smallest lens opening

D. a lens's largest depth of field and its shallowest depth of field

17.

What is the result of an image that exceeds a camera's dynamic range for the highlight values?

A. The image is underexposed

B. The image is overexposed

C. The image is too dark

D. The image is properly exposed

18.

The focal length of a lens is measured by the distance between...

A. The front element of glass to the back element of glass in the lens when focused at its closest point

B. The glass at the front of the lens to the focal plane when focused at infinity

C. The principle plane of the lens to the back of the lens when focused at its closest point

D. The principle plane of the lens to the focal plane when focused at infinity

19.

Which of the following is a characteristic of a "normal" lens?

A. It is a lens which is manufactured by the camera brand

B. It is a lens which tends to compress a scene

C. It is a lens which closely represents the angle of view the way the eye sees a scene

D. It is a lens which is ideal for portrait photography

20.

A photographer is working to capture a baseball game with a 200mm lens. The photographer decides to add a 2x converter to increase the lens's net focal length to 400mm. What impact will the photographer have to consider when using the converter?

A. The 2X converter reduces the exposure by 2 stops

B. The 2X converter increases the exposure by two

C. The 2X converter will make the images appear sharper

D. The 2X converter will record the scene with added contrast

21.

When using a zoom lens, decreasing the focal length effectively...

A. Increases the field of view

B. Decreases the field of view

C. Creates a shallower depth of field

D. Creates increased compression

22.

A photographer is photographing a bride with a normal lens. To change the perspective, the photographer will need to...

A. Use a longer focal length

B. Use a shorter focal lenght

C. Use a larger lens opening

D. Move the camera further away from the bride

23.

You are photographing a 30 story building for a real estate client, and the building appears much larger at the bottom than it does at the top. What specialty lens would allow you to correct this issue so that the building is straight from top to bottom?

A. A wide angle lens

B. A telephoto lens

C. A tilt-shift lens

D. A normal lens

24.

When creating a full-length portrait of a drill team member, the best placement for the camera to minimize distortion is...

A. The camera at eye level with the lens level to the ground

B. The camera at shoulder level with a slight tilt upward

C. The camera at waist level with a slight tilt upward

D. The camera at waist level with the lens level to the ground

25.

A landscape photographer will increase the sharpness of the background by employing this technique for determining a point of focus:

A. Focusing on the main subject and opening the lens by one stop

B. Focusing past the main subject at the hyperfocal distance

C. Focusing in front of the main subject and opening the lens by one stop

D. Focusing on the subject and using a telephoto lens

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Cameras, Lenses and Attachments

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Steve Kozak, Photographic Artist