On 7 Jun 2003 at 20:55, Alan Chan wrote: > The inner barrels "feel" like those metal stepping rings or the filter > threads on the front of the lenses. Are they steel? > > PS: This is a real question btw. :-)
In every case I have encountered they have been fabricated using aluminium alloys. In fact I had to forcibly remove the lens legend facia ring on my M50/1.4 and it was some of the toughest aluminium alloy that I had ever encountered. :-( Rob Studdert HURSTVILLE AUSTRALIA Tel +61-2-9554-4110 UTC(GMT) +10 Hours [EMAIL PROTECTED] http://members.ozemail.com.au/~distudio/publications/ Pentax user since 1986, PDMLer since 1998
