Search Header Logo
P025 Lens and Optics

P025 Lens and Optics

Assessment

Flashcard

Other

Vocational training

Practice Problem

Hard

Created by

Katie Fetzner

FREE Resource

Student preview

quiz-placeholder

12 questions

Show all answers

1.

FLASHCARD QUESTION

Front

DIGITAL ZOOM

Back

A camera feature that crops the image to a smaller size, making it appear larger, but resulting in a loss of quality.

2.

FLASHCARD QUESTION

Front

OPTICAL ZOOM

Back

Zoom feature moves the glass in the lens (elements) to change the magnification and angle of view (image size) without affecting the quality.

3.

FLASHCARD QUESTION

Front

FOCAL LENGTH

Back

The distance between the optical center of the lens and the focal plane, and it determines the magnification, compression and angle of view of an image.

4.

FLASHCARD QUESTION

Front

IMAGE STABILIZATION

Back

A lens feature to reduce blurring that is caused by slight movements of the camera during exposure at slower shutter speeds.

5.

FLASHCARD QUESTION

Front

LENS FLARE

Back

Lens flare appears as round hazy artifacts in an image due to internal reflections inside the lens when pointed toward a bright point of light.

6.

FLASHCARD QUESTION

Front

LENS SHADE

Back

A device used on the end of a lens to block the sun or other light source in order to prevent glare and lens flare.

7.

FLASHCARD QUESTION

Front

NORMAL LENS

Back

A lens that reproduces a field of view that appears 'natural' to a human observer.

Access all questions and much more by creating a free account

Create resources

Host any resource

Get auto-graded reports

Google

Continue with Google

Email

Continue with Email

Classlink

Continue with Classlink

Clever

Continue with Clever

or continue with

Microsoft

Microsoft

Apple

Apple

Others

Others

Already have an account?