Has anyone actually done G force/vibration testing on the foam padding vs padded dividers to determine which one actually reduces the vibration/impact forces inside?
Sep 14, 2018 15:38 | #1 Has anyone actually done G force/vibration testing on the foam padding vs padded dividers to determine which one actually reduces the vibration/impact forces inside? A7rIII | A7III | 12-24 F4 | 16-35 GM | 28-75 2.8 | 100-400 GM | 12mm 2.8 Fisheye | 35mm 2.8 | 85mm 1.8 | 35A | 85A | 200mm L F2 IS | MC-11
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AS_Photo Senior Member 293 posts Likes: 279 Joined Sep 2018 More info | Sep 14, 2018 16:11 | #2 I would imagine the foam cut to snugly fit your gear would be a no-brainer better than the padded dividers which leave wiggle room for things to move a bit. I use padded dividers though, they are easily reconfigured.
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Sep 14, 2018 18:30 | #3 You would think.. but that is snug right. So the dividers have some give to it. I'm talking lets test the pelican from a 10' drop with a Gforce meter inside both scenarios. I'm sure this has been tested to prove it right? A7rIII | A7III | 12-24 F4 | 16-35 GM | 28-75 2.8 | 100-400 GM | 12mm 2.8 Fisheye | 35mm 2.8 | 85mm 1.8 | 35A | 85A | 200mm L F2 IS | MC-11
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Wilt Reader's Digest Condensed version of War and Peace [POTN Vol 1] More info Post edited over 5 years ago by Wilt. (4 edits in all) | Sep 14, 2018 19:18 | #4 There are some variables that enter the consideration
The case manufacturer decides #1, but your prudence/imprudence defines #2 I made an illustration showing that a pick-and-pluck foam shaped for the equipment might result in greater G's from deceleration than padded dividers with generic flat surfaces, even if the foam density was identical! The pre-conformed pick-and-pluck might distribute the weight over a larger surface area, so deceleration ends up happening in a shorter amount of time (and travel of the decelerating equipment) and that results in more G's, whereas when the pressure of the equipment is mostly at certain points on the foam divider, the distance of deceleration is greater and that leads to less G's. Regardless, I still think it is impossible to generalize that one type of foam is better/worse than the other type of divider...it is highly situational especially given the fact that owners might want to use less space to divide equipment in order to accommodate more stuff in the pick-and-pluck case. You need to give me OK to edit your image and repost! Keep POTN alive and well with member support https://photography-on-the.net/forum/donate.php
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