The Different Parts of the Camera
Press this button to release the shutter. The shutter button press has two stages: Half-pressing the button activates the AF function, while pressing it down fully releases the shutter. This is the section that connects the interchangeable lens to the camera body. To attach the lens, you line up the lens mount index on the lens with the corresponding one on the lens mount and turn the lens clockwise until you hear a click. Lens Mount Index Align the mark on the lens with this mark when you are attaching or detaching a lens. Red index : For EF lenses (Can be used on both Canon full-frame and APS-C DSLRs) White index : For EF-S lenses (Can be used on Canon APS-C DSLRs) Press this button when you want to detach the lens. The lens lock pin retracts when the button is pressed, enabling you to turn the lens freely. Before shooting, lock the lens into place by turning it until you hear a click. The mirror is unique to DSLR cameras. It reflects light from the lens into the viewfinder, wh