Aperture an opening usually circular that omits the quality of light that can enter an optical
shutter a machanical device for opening and closing the aperture of a camera lens to expose film
exposer is the amount of light allowed to fall on each area unit of a photograph medium during the process of taking a picture
depth of field the rage of distance a log the axis of an optical instrument , usually a camera lens
F stop the setting of an adjustable lens aperture , as indicates by an f number
focal length the distance between an object lens and it corresponded focal plane in a telescope
1 body cap - protects the lens in front of the camera when not in use
2 power switch - turns on an of the camera
3 lcd monitor - give u a better look and what picture your aiming at
4 speaker - to record audio
5 view front eyepiece- where you look to take the picture of your liking
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