Fixed Focal Length

Famous quotes containing the words fixed and/or length:

“These earthly godfathers of Heaven’s lights,
That give a name to every fixed star,
Have no more profit of their shining nights
Than those that walk and wot not what they are.”
—William Shakespeare (1564–1616)

“When I had mapped the pond ... I laid a rule on the map lengthwise, and then breadthwise, and found, to my surprise, that the line of greatest length intersected the line of greatest breadth exactly at the point of greatest depth.”
—Henry David Thoreau (1817–1862)