The twin-lens Rolleiflex was the camera of choice for both professional and amateur photographers for around 50 years ...

On the other hand, medium format film has a 56mm height — more than double that of 35mm film. The width of the 120 film ... used in a few camera options, like single-lens reflex (SLR) cameras ...

German camera and optics maker Rollei first released its high-end Rolleiflex medium format twin lens reflex (TLR) cameras in 1927. Numerous models followed until the last one gave way to single ...