zeiss formula造句

• In photographic optics, the "'Zeiss formula "'is a supposed formula for computing a circle of confusion ( CoC ) criterion for depth of field ( DoF ) calculations.
• The Zeiss formula is apocryphal, in the sense that it has grown to be a well-known named concept by propagation through the internet, even though it has no official origin, little connection to Carl Zeiss Company, and no recognition or usage in the photographic industry outside the web community.