On 17/09/06, Adam Maas <[EMAIL PROTECTED]> wrote: > Because you need a 35.7mm diameter front element for a 50mm f1.4, or a > 41.6mm front element for a 50mm f1.2. The Pentax FA 50mm f1.4 is already > about the smallest on the market, at it's size, I'd suspect the size of > the optics necessary for the speed are more of a limiting factor than > the image circle or barrel design. I would liek to see an updated D-FA > version.
I agree the size is limited by the element diameters but there is a lot of fat on the FA 50/1.4, more so than the A version, if one could be built similar to the FA77 form factor it would be more compact. -- Rob Studdert HURSTVILLE AUSTRALIA Tel +61-2-9554-4110 UTC(GMT) +10 Hours [EMAIL PROTECTED] http://home.swiftdsl.com.au/~distudio//publications/ Pentax user since 1986, PDMLer since 1998 -- PDML Pentax-Discuss Mail List PDML@pdml.net http://pdml.net/mailman/listinfo/pdml_pdml.net
