Noun:

फोकस लांबी,

focal length's Usage Examples:

von Rohr"s Theorie und Geschichte des photographischen Objectivs, the abscissae are focal lengths, and the ordinates wavelengths.

The maximum is limited by the focal length.

The effective focal length is nearly equal to the stated focal length of the lens (F), except in macro photography where.

telescopes focal length f {\displaystyle f} divided by the eyepiece focal length f e {\displaystyle f_{e}} (or diameter).

A first step is to put a simple convex lens at the pinhole with a focal length equal to the distance to the film plane (assuming the camera will take.

A positive focal length indicates that a system converges light, while a negative focal length indicates that the system diverges light.

The focal length was the same for this telescope, with object glass being doublet of 4.

camera, the flange focal distance (FFD) (also known as the flange-to-film distance, flange focal depth, flange back distance (FBD), flange focal length.

Adjustable focus eyeglasses are eyeglasses with an adjustable focal length.

" The design allows the construction of lenses of large aperture and short focal length without the mass and volume of.

For example, at a focal length of 125 mm on a 35 mm camera, vibration or camera shake could affect sharpness if the shutter speed is slower.

Since the magnification provided by a telescope and eyepiece is equal to the telescope's focal length divided by the eyepiece's focal length, this has the effect of increasing the magnification of the image.

Synonyms:

focal distance, distance,

Antonyms:

nearness, near, farness,