Fill factor may refer to:
- Fill factor (solar cell), the ratio of maximum obtainable power to the product of the open-circuit voltage and short-circuit current
- In vision science, the ratio of view areas to the object visible areas.
- For optical microlens arrays, the ratio of the active refracting area to the total contiguous area occupied by the lens array.
Famous quotes containing the words fill and/or factor:
“I have often wondered how they manage to get return envelopes which miss, by one-quarter of an inch, fitting the blank you are supposed to return. They say, “Please fill out and return the enclosed envelope,” and the enclosed envelope is always one-quarter of an inch too small.”
—Robert Benchley (1889–1945)
“You factor in racism as a reality and you keep moving.”
—Jewell Jackson McCabe (b. 1945)