Camera
The first commercially available cameras for
photography were made by Alphonse Giroux in Paris for Daguerre in
1839.
Types of Cameras
1. Lens-shutter cameras
2. Single-lens-reflex (SLR) cameras
3. Medium and large format cameras
4. Digital cameras
Parts of a camera
Shutter is opened and closed to permit
light through the lens
View finder the place where one looks
through
Range finder measures the distance
between the subject and the lens
Focusing scale
Exposure meter measures the amount
of light
Shutter release button
Flash Attachment is a light source
associated immediately with the camera. Usually they are on the
camera body itself, although they may be remotely connected by an
electric lead.
Light Filter absorbs some light and
change the shot. There are three main types- basic, coloured and
special effects.
Tripod is a machine that stabilises
the camera.
Film
1.Colour film
- Print film (negative)
- Slide film (positive)
2.Black and White film
Lens
Resolving Power is the ability of a
lens to form an image with clearly defined details.
Focal Length is the distance from the
centre of the lens to a plane where rays of light from infinity
focus sharply. Focal length controls the size of an image and the
perspective in a picture.
Types of Lenses
1. Standard lens (45-55mm)
2. Telephoto lens (longer than55mm)
3. Wide-angle lens (less than 45mm)
4. Zoom lens
5. Macro lens ( for shooting of close objects)
