Kerr cell shutter
Encyclopedia
A Kerr cell shutter is a type of photographic shutter used for very fast shutter speeds down to nanosecond
s.
A Kerr cell utilises the Kerr effect
to block or transmit light.
Nanosecond
A nanosecond is one billionth of a second . One nanosecond is to one second as one second is to 31.7 years.The word nanosecond is formed by the prefix nano and the unit second. Its symbol is ns....
s.
A Kerr cell utilises the Kerr effect
Kerr effect
The Kerr effect, also called the quadratic electro-optic effect , is a change in the refractive index of a material in response to an applied electric field. The Kerr effect is distinct from the Pockels effect in that the induced index change is directly proportional to the square of the electric...
to block or transmit light.
External links
- http://www.elec.gla.ac.uk/groups/opto/Kerr.html An article about the Kerr Cell at the University of Glasgow.