Archived posting to the Leica Users Group, 1999/03/29
[Author Prev] [Author Next] [Thread Prev] [Thread Next] [Author Index] [Topic Index] [Home] [Search]Malcolm McCullough wrote: > > The ffd for Arriflex is 52.00 mm - that is the optical depth. Cameras > are set so that the image is in focus 0.015 mm into the film, to allow > for the thickness of the three layers. > Wouldn't the depth-of-focus (not depth-of-field) take care of that, even for large apertures? 0.015mm sounds to me like it should be well within the depth-of-focus range... M. - -- Martin Howard, Grad. Schl. for Human-Machine Interaction, | HMI/IKP, Linkoping University, SE-581 83 Linkoping, Sweden.| Just Tel: +46 13 28 5741; Fax: +46 28 2579; ICQ: 354739 | say "DOOH" E-mail: marho@ikp.liu.se; www.iav.ikp.liu.se/staff/marho/ +------------