Yes, I understood that, but my thinking was that perhaps now a redesign with the smaller sensor and mirror areas in mind, and perhaps newer, more advanced construction techniques and materials, could yield even smaller lenses. Just wondering ...
Shel > [Original Message] > From: Adam Maas > Shel, I mention later design solely because the SMC-M series were the > first Pentax lens series designed with compactness as a major feature > across the line. > > -Adam > > > Shel Belinkoff wrote: > > I'm talking about the lens diameter, not the barrel diameter. For example, > > the diameter of the front element of my 35mm Summicron (f/2.0) is about > > 1-inch while the front element of my Pentax 35mm f/2.0 is 1.5-inches. I'd > > be curious what the diameter of the front element is on an M or A 35mm 2.0 > > ... anybody got that figure? > > > > You mention "later design." That implies that the lens diameter (just the > > glass) is smaller than earlier models. If that's the case, then it should > > be possible to design a smaller diameter lens for a DA than for film - at > > least that's one way to look at it. -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo/pdml_pdml.net
