Archived posting to the Leica Users Group, 1999/02/14
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]This sounds like the synchronizing baseplate for the SELSY or SELIS flash. The sliding switch adjusted the delay which varied according to the type of bulb used. One of the imprinted numbers should be the serial number of the camera body to which the baseplate was mated. Both numbers given fall in the IIIc production range. A post war IIIc with this type of baseplate is at http://www.connix.com/~royzart/iiic.JPG Roy On 14 Feb 99 at 21:07, John Irvin Buford wrote: > > I found this on rec.photo.marketplace I thought some of you might > be interested in this. If anyone knows exactly what this is for > please share with us. Also please add me to the darkroom list. I > have a Beselar 23C and a chromega D5 enlargers. And I am looking > for an inexpensive 8x10 enlarger. > > John [headers snipped] > > This item will make me rich! )-: > > Base plate for SM Leica--strange, unusual. > Length 135 mm, but just short of 3C Leica by a couple of mm > Width is the standard Leica SM width > Outside says 'open' and close' in English > Inside has the number No.404018 highlighted in gold color, > underneath which is a second number in black No.392829 At the bottom > is a round disk for tripod (26 mm diameter by 6 mm high) This disk > rests on a balck metal block (100 x 9 mm) on which in turn rests a > 50 x 12 mm guide, that sure;y fitted into a groove. The inside of > the baseplate has an opening in which a clockwork spring can be seen > Ther side opposite the open/close switch has two electrical > contacts, made for 3 mm plogs. And the side of the baseplate has a > sliding switch which travels over graduated line marks, and is > connected to the clockwork on the inside. (Wow--I wish I had a > scanner--but on the other hand my English teacher must be proud of > me :-) ) It looks to me like some flash synchronization > mechanism--but I am sure the Leica mavens will know. If it will make > someone happy, it is available for sale for the cost of postage + > best offer. > > Bert > > > --------------9D70B6EF6A9DFDDEE7CE6B4C-- > >