Basic Photography Jargons
There are some Basic Photography jargons or terminologies that a photographer need to know:
1. SLR - Stands for Single Lens Reflex. This is the types of camera that a serious hobbyist or professional photographer uses. It is characterised by an interchange lens unit. SLR comes in 2 basic flavours - traditional Film-based and Digital. The Digital SLR or DSLR is still significantly more expensive than the traditional version.
2. Aperture - the opening in the camera body where light from the scene enters. The aperture partly determine the amount of light that falls on a camera film or sensor. Aperture sizes are classified as f-stops or f-numbers.
3. Shutter speed - the speed of shutting and re-opening of the camera shutter.
4. Focal length -The distance between the centerpoint of the lens and the film when the lens is focused on infinity. On modern camera, it is measured in millimetre.
5. F-number or F-stop - the size of the aperture. A smaller F-number denotes a larger aperture.
6. Depth of Field - the distance in front and behind a subject that remains sharp and in focus. A larger f-stop will result in a longer Depth of field. This simply means that a big f-stop numbers will result in a larger portion of the photo remaining sharp and in focus.
7. Panning- the action of moving the camera to follow the action.
8. Dynamic range- Indicates the film or digital camera sensor’s ability to deal with contrast.
Digital Photography
9. Dots per inch (DPI) - The measurement of the pixels within one linear inch of an photo image. 300 DPI is considered as relatively high resolution.
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