Paul C. Buff, Inc. Technical Forum

Technical Discussion Forum for all Paul C. Buff, Inc. Products

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Sat Nov 16, 2013 10:32 pm

Joined: Sun Nov 06, 2011 4:16 am
Posts: 7

adriandavidpayne wrote:
I used it for the first time today. I put the Einstein on a boom stand. I then put the standard Paul C. Buff Octobox on it. Tightened it down as hard as I could. Lifted the stand and Of Course it started spinning.


The plastic has nothing to do with that. Anytime you mount something heavy out like that it's going to rotate ( or break ) something. Get a drop pin so the light is hanging. The tilt joint on the e640 has enough surface area to adequately hold the heavy load in any position.

http://amzn.com/B001GCUWDG

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Sun Nov 17, 2013 4:44 pm

Site Admin
Joined: Tue Dec 08, 2009 11:49 am
Posts: 1432

Profoto and Elinchrom parts are also plastic, as are most flashes. And, yes, you always need a drop pin in this situation. You are looking at a situation not unlike trying to tow a semi trailer with a Honda when you start attaching gigantic modifiers to a compact flash head and stuff like that. :D




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Sat Nov 30, 2013 12:21 am

Joined: Sat Nov 30, 2013 12:01 am
Posts: 15
Location: JawJa, USofA

Geeze... get a drop down pin. No screw will keep that weight horizontal. There are other solutions, even just using an umbrella adapter to let the head hang below the boom arm. It makes precise angle adjustments a breeze.

Like these:
http://www.bhphotovideo.com/c/product/3 ... _Down.html

http://www.bhphotovideo.com/c/product/503984-REG/Chimera_3865_Double_Axis_Stand_Adapter.html




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Thu Dec 12, 2013 2:38 pm

Joined: Fri Nov 08, 2013 5:29 pm
Posts: 7

I finally got a chance to take photos. Like I said before, the defects in the plastic doesn't effect the performance, but I was disappointed in the light appearing used when it was brand new.
In the photos you can see the discoloration around the buttons and the black is scratched or faded at the bottom of each side. My friend's Einstein he bought a week after me was identical to mine. That's why I was asking if it was a problem with the mold or with the buffing process.

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Thu Dec 12, 2013 5:56 pm

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Joined: Tue Dec 08, 2009 10:43 am
Posts: 5266

Since we don't sell used equipment, I did compare your photos to units waiting packaging. The marks shown are a result of the molding process, and will be present with any Einsteins, as their housings come from the same mold.




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Sun Dec 29, 2013 4:34 pm

Joined: Fri Nov 08, 2013 5:29 pm
Posts: 7

Got a Drop Pin. Thanks for the Advice!




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Sun Dec 29, 2013 6:51 pm

Joined: Thu Apr 15, 2010 6:22 pm
Posts: 178
Location: Aiken, SC

Based on the pictures, I sincerely hope that someone at PCB is having a frank discussion with the people that make the housings. What really bugs me is that PCB, Inc seemed to be unaware until it was pointed out by by the OP.




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