Slowmotion flicker

Production:

It is recommended using 2K or greater tungsten light fixtures when shooting above 120fps in 60hz countries and 5K or greater when shooting above 100fps in 50hz countries.

(DK er 50hz) listen kan findes her:

https://en.wikipedia.org/wiki/Mains_electricity_by_country

HMI and fluorescent lights are generally fine for speeds under 100fps as long as they use electronic ballasts and are set to flicker free.

Finally, the shutter angle on the high speed camera can affect flicker as well, as a greater shutter angle allows for a longer response time from the light.

Læs meget mere her: http://www.lovehighspeed.com/lighting-for-high-speed/

Tool til at hjælp med shutterspeeds:

http://www.red.com/tools/flicker-free-video

Post-production:

Trick til at fjerne flicker i post:

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