Camera Obscura & Pinhole Cameras

What is a Camera Obscura?

What was the original use of the Camera Obscura?

• To capture digital images

• To view microscopic organisms

• By astronomers viewing the night sky and artists to project their subject and trace

• As a tool for navigation

What is the historical significance of the camera obscura in the development of modern cameras?

• It was the first device to capture images on film.

• It was an early optical device that led to the development of photography.

• It was used to project moving images.

• It was the first digital camera.

Which part of the camera is responsible for controlling the amount of light that enters the camera?

• Shutter

• Film

• Aperture

• Focusing ring

What is the function of the aperture in a camera?

• Focuses the light let in

• Determines the amount of light let in

• Captures the image

• Adjusts the color balance.

What is the most important aspect of the aperture in photography?

• Its ability to zoom in on distant objects

• Its ability to control light diffraction

• Its ability to change the color of light

• Its ability to focus on multiple objects at once

What is the primary function of a camera shutter?

• To focus the lens

• To control the length of time light passes through

• To adjust the aperture size

• To zoom in on the subject

What is the approximate aperture size of a pinhole camera?

• f/22

• f/64

• f/154

• f/256

Where should photographic paper be loaded and why?