Archived posting to the Leica Users Group, 2001/03/21
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]John: Early on I noticed some similar streaks on my M4. It happened when I carried the camera around with the cap off. It seemed that some light was getting under the shutter curtains. You should probably have whoever did the CLA look at it since it may be that a shield is misaligned or some baffleing has come loose. Mike Durling - ----- Original Message ----- From: "John Hudson" <xyyc@home.com> To: "LIST - Leica" <leica-users@mejac.palo-alto.ca.us> Sent: Wednesday, March 21, 2001 1:56 PM Subject: [Leica] Light leaks - URLs corrected > > Would some kind person care to opine on the possible cause[s] of a light > leak I have experienced. Equipment used was a recently CLA'ed s/s M3, > 90/2.8 Elmarit with hood, Leitz UV filter, and Portra 160NC colour > negative film. > > Evidence is at > > http://jahudson.tripod.com/TEMP/Frame_01.jpg > > http://jahudson.tripod.com/TEMP/Frame_02.jpg > > http://jahudson.tripod.com/TEMP/Frame_01_left_Frame_02_right.jpg > > > Frame 02 shows a distinct light streak up the right hand side of the > image, at least one shade of gray lighter than the adjacent areas. Frame > 01 does not show a corresponding streak across the top of the image. The > split [third] image shows the streak from frame 02 but it does not > extend back to frame 01. The frame immediately adjacent to frame 02 [not > shown here] shows no evidence of the light streak. The lens was mounted > on the body after the film was loaded in a darkened room [frame 01 was > the first frame shot] and was removed after taking frame 02. The time of > day was the late afternoon last Sunday and the lens was pointed away > from the sun at all times. Frames 01 and 02 were taken within the space > of less than two minutes. > > No other frames on the roll of film show any evidence of this light > streak. > > If the streak on frame 02 is not a light leak is it possible that it > arose through processing? > > Any and all comments will be gratefully appreciated. > > John Hudson >