Monday, 22 February 2016

Components of Cameras


Components of a camera.
Camera -
Manual Mode: There are many components in a camera. One of them is the digital single lens reflex and this is when all the parts of a camera come and work together. This can include focus on the lens, or the shutter speed of the lens. It is when you control the settings on a camera. In manual mode you control the shutter and aperture speed whilst taking a picture. The cost of this is cheaper and also when there is not a lot of light manual mode is better as the shot will be quicker.
Automatic Mode: This when the focus and lighting of the camera changes by itself. There are a lot of different modes that you are able to choose from. One is Movie Mode which is when a still camera can take pictures of moving images. Portrait Mode can be activated and then the camera can identify human faces.
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Smartphones: Nowadays most smartphones have cameras they are able to focus and use flash to change the lighting. You are always able to download apps which do things such as change the filters and smartphones are better than cameras as they have good cameras and they are small and you can take them anywhere.
http://allthingsd.com/files/2013/10/AndroidPicture.jpg
Capturing images –
Viewfinder: This is what focuses and finds faces most of the time. Types of viewfinders are still, movie, film and digital.
http://i.stack.imgur.com/8qzed.jpg
Lens: This is what is in front of the aperture and it focuses to take the photo. There are telephoto lenses which is mostly used for portrait photos. There is a macro lens which makes small details in photos much bigger.
 
http://cdn.sweetcsdesigns.com/wp-content/uploads/2013/02/dslr-lenses-telephoto-prime-lenses-wide-angle-kit-lens.jpg
 
Images sensor: This is the sensor that takes in the picture once it is taken.
Aperture: It is the whole that opens which allows the lens to capture pictures.
Shutter: This opens and closes to show the film in a camera.
Memory: This is where the pictures are saved too and can contain a large amount of photos.
Lighting –
Flash: The flash on a camera is usually on when it is too dark and people want to take pictures. It is also on when somebody wants to look lighter in a photo and is part of lighting.
http://www.all-things-photography.com/wp-content/uploads/2014/01/flashbasics.jpg
http://www.myphotoshopsite.com/tutorials/level_3/images/exposure_sample.jpg
Exposer: This is the amount of light in the picture. This will include a shadow in a part of a picture to make it look darker and this is called Under-exposer. There could be brighter versions of the photo is a part of the photo and this is Over-exposer.
 
Colour: Colour temperature is measured in ‘Kelvin scale’ and measures In ’K’. The brighter the ‘K’ the colder the photo is likely to look, meaning it will be blue or another colour that relates to the cold. The lower the ‘K’ the brighter the photo will be meaning it will be orange/red. 10,000K is Blue and 1000K is orange.
Colour temperature chart
 
 
 
 
 
 
White Balance: This affects the colour of the picture and changes the lighting. It has a wide range of presets. Shade is a mode that makes the picture look very natural. Cloudy is also a preset and it makes the photo look warm and cool, direct sunlight makes the photo look natural and  gives the photo a bit of sunlight.
http://dewaynechriswell.com/wp-content/uploads/2011/09/Digital-Photography-WB-Total.jpg
Support –
http://www.lomaymi.com/wp-content/uploads/2012/03/Handheld-Camera.jpg
Handheld: This is a technique used by a few camera men when they are recording, it is when they hold the camera with their hands and record.
 
Tripod: A tripod holds the camera still at different heights so the operator doesn’t have to hold the camera with his/her hands. A tripod has 3 legs and changes its height.
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File storage –
This is where data is stored. It is saved into files or folders and can be retrieved when it is needed. There are some Built-in storages where the only way the information can be retrieved is by transporting it using a computer. There is Raw Capacity which is the amount of memory the device can store and is measured in bytes. 
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