Archived posting to the Leica Users Group, 2001/08/08
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Yeah, but you'd think Leica, of all people, could get it right. Better than right. Heck, they designed and manufacturer the M6! Oh, well. - -----Original Message----- From: owner-leica-users@mejac.palo-alto.ca.us [mailto:owner-leica-users@mejac.palo-alto.ca.us]On Behalf Of Jim Brick Sent: Wednesday, August 08, 2001 2:40 PM To: leica-users@mejac.palo-alto.ca.us Subject: [Leica] RE: Compact M Motor - smearing image LHS Don't hold your breath... It's these kind of things that make Tom's RapidWinder such a great piece of equipment. Simple and elegant. Built like a tank, works like a fine watch. Jim At 04:07 PM 8/8/01 -0400, Peterson Arthur G NSSC wrote: >One would hope that Leica reads this and takes steps to rectify the problem. > >Art Peterson > > >-----Original Message----- >From: Andrew Nemeth [mailto:azn@nemeng.com] >Subject: [Leica] Compact M Motor - smearing image LHS > >A while back I reported that motorised sequences taken with >the new Compact M Motor would smear the left hand side of >shots following #1 in the sequence. > >Finally had some time to test this and can confirm that yes, >it's a real problem at all shutter speeds when you have the >motor set to the quiet(er) "I" setting. > >What appears to happen is that the shutter opens prior to the >low-tourque-wind film has fully coming to rest, resulting in >the LHS side of the frame being motion blurred. The proprortion >of the frame ruined of course varies with the s/speed. At 1/250th >only @ 1/8th of the frame is ruined. At 1/125th almost a third >of the image gets smeared. > >However, set the motor to the louder & faster "II" setting and >the smearing is gone, at all s/speeds. Here because there is >no low-tourque monkeying about, the film is in place and >stationary when the shutter curtain opens. > >So the moral of the story is: use "I" for one-off frames and >stick to "II" for sequences. > >(I'll add this morsel to the FAQ later today.) > >Regds, > > >Andrew Nemeth > ><http://4020.net> -> photos, 360° panoramic vrs, sounds ><http://nemeng.com> -> vr java applets, leica faq, tech info