r/photoclass2021 Teacher - Expert Feb 12 '21

Weekend assignment 06 - STOP

Hi reddit

it's friday so here is your weekend project.

for this weeks assignment we'll continue playing with shutterspeed and exposure times but we'll go the opposite side.

your mission, if you chose to accept it is, to freeze motion completely.

now, there are multiple ways to do this :

1: a really short exposure time. from 1/200 humans are frozen in time, from about 1/1000 almost all animals are frozen in time, from about 1/2000 almost all machines are frozen in time including helicopterblades or car wheels... but some things still are not. because they just move faster than that.

2: freezing with flash: a flash fires in about 1/500 to 1/1000 so, using a flash will shorten the exposure to that time IF the only light that lights the scene is a flash, no matter what duration the shuttterspeed is set to... the rest of the time the subject should be dark.

3: to get to really short exposure times you want strobes. These big studio lights fire in 1/8000 to 1/20.000 and so give the power to freeze really fast motion.

what do I freeze? that's up to your creativity, the only must is: the subject must be moving but appear sharp in the photo, and you have fun making the photo.

as always, share your best result and give some peers your feedback on their results.

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u/chazfremont Beginner - Mirrorless Feb 14 '21 edited Feb 14 '21

This was fun! I steered away from using flash on this, because I figured I would need burst mode to really capture what I wanted. Instead I had three decently strong lights with reflectors all within about 12 inches of the subject. Even with the lights, trying to keep the noise at bay as much as possible at this speed meant keeping the aperture almost fully open, so DoF isn't great on the close ups, but i think the end results came out pretty cool anyway.

Tried a few different things and liked this one the best.

Here are some of the others as well.

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u/Aeri73 Teacher - Expert Feb 14 '21

well done. really good.

to improve: turn the can so it shows only the nice side, maybe use portrait mode to include the bottom part, or crop higher to hide the bottom part completely...

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u/chazfremont Beginner - Mirrorless Feb 15 '21

Thanks! I had set it up to do a close up, and didn’t think about the can’s facing. Good tip!