A quote attributed to Albert Einstein is that "the difference between genius and stupidity is that genius has its limits".
For the sake of philosophy I'd be willing to equate limitlessness with infinity in this case. :-) Jostein 2008/4/3 Bob W <[EMAIL PROTECTED]>: > > anywhere close to infinity > > is it possible for anything to be close to infinity? Any philosophers > out there? > > Bob > > > > -----Original Message----- > > From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On > > Behalf Of [EMAIL PROTECTED] > > Sent: 03 April 2008 16:44 > > To: Pentax-Discuss Mail List > > Subject: Re: help needed for new pentax lens website > > > > I would think it best to restrict something like this to > > lenses that can be used without an adapter. It might be > > worthwhile to include m42 Pentax lenses, but I would draw the > > line there. BTW, although you can fit a Leica 39mm screwmount > > lens to a Pentax with adapters, it won't focus anywhere close > > to infinity. It will be macro only. Not exactly useful. > > Paul > > -------------- Original message ---------------------- > > From: "P. J. Alling" <[EMAIL PROTECTED]> > > > Well you've set yourself an enduring hobby. Any m42 lens and the > > > earlier m37 and c, (video, 8mm(?)), mount), Bessamatic or > > Kodak Retina > > > IIIS/Reflex with the proper adapter, I think there may > > even be a Leica > > > S (m39) mount to m42 adapter which opens all of the Leica, > > and copies > > > such as Canon, (ah think of using a canon f 0.95 50mm), RF > > lenses, not > > > to forget Pentax 645 and 67 lenses. Then there's the TX T4 > > Adapall etc. > > > These are just the adapters I know of. The scope is > > daunting and the > > > number of different lenses is astounding. > > > > > > Andreas Pfotenhauer wrote: > > > > Hi everybody, > > > > > > > > as mentioned in the subject, i need your help :-) > > > > > > > > I'm in the process of building a website that will hold a > > database with > > > > all lenses usable on Pentax bodies (with preference for > > the digital > > > > ones). I know, there is Bojidar Dimitrov's excellent > > k-mount web page > > > > (and some others), but thats not what i have in mind, > > because "kmp" has > > > > a pure technical perspective and it is restricted to > > Pentax lenses, > > > > while i would like to cover *all* lens producers that are > > usable on a > > > > Pentax body, and my project will offer more participation > > for users, it > > > > will be possible to rate lenses, add comments, there will > > be a list of > > > > external resources (URLs) pointing to lens reviews users > > can add to, etc > > > > .. somewhat like a Wiki but mostly with structured data > > (so for example > > > > one can easily filter for "ultra wide lenses that offer > automatic > > > > aperture, have a availability rating greater than 3 and a > overall > > > > quality rating greater or equal 4") and a set of > > permissions with what > > > > a particular type of user(anonymous, registered > > user,staff,admin) can do > > > > or not. i think you get a rough idea. > > > > > > > > Problem is, this is some amount of data i have to collect and to > > > > > maintain, thats why the whole thing is database driven > > which in turn > > > > means, no html skills will be necessary to add and > > maintain data, and > > > > I'm optimistic that I'll find sooner or later someone > > who's interested > > > > in helping me. > > > > > > > > Second Problem is, i don't know 99% of these lenses, and > > thats why i > > > > come to you guys. Getting functional characteristics of a > > lens (weight, > > > > size, focal length, aperture etc) is in most cases no big > > problem, > > > > thanks to google, but what i would like to have are > > descriptions of the > > > > lens, preferably from someone who had it in his hands and > > did some > > > > shots. Pictures of lenses are also very welcome. Of > > course contributions > > > > will be attributed and pictures will have a explicit > > copyright notice, > > > > with a link to the homepage of the contributor or > > something similar, > > > > except the contributor does not want to be mentioned. > > > > > > > > Website itself is still in alpha stage, so there is no > > layout and only > > > > some sample data, I'm still adding/removing/changing > > features, but as > > > > soon as i enter early beta I'll show you something :-) > > > > > > > > with kind regards from Germany, > > > > Andreas > > > > > > > > PS: maybe i should mention that this will *not* be a > > commercial thing, > > > > actually i intend to place the whole thing under a > > Creative Commons 3 > > > > Attribution-Noncommercial-Share Alike License (horrible > > name ^^), except > > > > of course for picture contributors that wish to retain > > their copyrights. > > > > > > > > > > > > > > > > > -- > > > Vote for Cthulhu. Why settle for a lesser evil... > > > -- Dr. Jerry Pournelle > > > > > > > > > -- > > > PDML Pentax-Discuss Mail List > > > [email protected] > > > http://pdml.net/mailman/listinfo/pdml_pdml.net > > > to UNSUBSCRIBE from the PDML, please visit the link > > directly above and follow > > > the directions. > > > > > > -- > > PDML Pentax-Discuss Mail List > > [email protected] > > http://pdml.net/mailman/listinfo/pdml_pdml.net > > to UNSUBSCRIBE from the PDML, please visit the link directly > > above and follow the directions. > > > > > > > -- > PDML Pentax-Discuss Mail List > [email protected] > http://pdml.net/mailman/listinfo/pdml_pdml.net > to UNSUBSCRIBE from the PDML, please visit the link directly above and follow > the directions. > -- http://www.alunfoto.no/galleri/ http://alunfoto.blogspot.com -- PDML Pentax-Discuss Mail List [email protected] http://pdml.net/mailman/listinfo/pdml_pdml.net to UNSUBSCRIBE from the PDML, please visit the link directly above and follow the directions.
