Re: Macro Extension Tubes

2005-04-07 Thread Mark Roberts
[EMAIL PROTECTED] (Village Idiot) wrote: >Wow. Thank you for the information Mark, it helps a lot. I am definitely >going to get myself of extension tubes now. > >Thanks again for the help and the enablement, When Mark Cassino talks about macro, people listen! (As well they should) -- Mark

Re: Macro Extension Tubes

2005-04-07 Thread Village Idiot
Wow. Thank you for the information Mark, it helps a lot. I am definitely going to get myself of extension tubes now. Thanks again for the help and the enablement, Derek > I use extension tubes all the time - a few basics: > > 1. A lens's focal length is that distance at which that lens wil

Re: Macro Extension Tubes

2005-04-06 Thread Mark Cassino
I use extension tubes all the time - a few basics: 1. A lens's focal length is that distance at which that lens will focus at infinity. Multiple element lenses complicate this a bit, but in the most simple terms a 100mm lens, for example, will focus at infinity 100mm from the film plane. That's

Re: Macro Extension Tubes

2005-04-06 Thread Christian
Joseph Tainter wrote on 4/5/2005, 3:22 PM: > "I have the Vivitar AF set which supports ALL functions necessary for > automatic aperture control and autofocus just like the "A" lenses." > > Christian, could you clarify which Vivitar set you have, and how one > finds them? The only Pentax AF

RE: Macro Extension Tubes

2005-04-05 Thread Don Sanderson
- > From: Graywolf [mailto:[EMAIL PROTECTED] > Sent: Tuesday, April 05, 2005 3:48 PM > To: pentax-discuss@pdml.net > Subject: Re: Macro Extension Tubes > > > The *ist has no manual mode. The ext tube have not program mode. > Hence incompatable. > > graywolf > http:/

Re: Macro Extension Tubes

2005-04-05 Thread Graywolf
The *ist has no manual mode. The ext tube have not program mode. Hence incompatable. graywolf http://www.graywolfphoto.com "Idiot Proof" <==> "Expert Proof" --- Village Idiot wrote: Thanks for your help Godfrey. What do you mean, "extension tubes not work on DSLRs"

Re: Macro Extension Tubes

2005-04-05 Thread Joseph Tainter
I miss read the Pentax Japan website. It actually reads "This accessory is not compatible with the *ist". http://www.pentax.co.jp/english/products/filmcamera/accessory/ index35_closeup.html Which begs the question, why are most tubes incompatible with the *ist? Possible the *ist doesn't have th

Re: Macro Extension Tubes

2005-04-05 Thread Godfrey DiGiorgi
On Apr 5, 2005, at 12:34 PM, Village Idiot wrote: What do you mean, "extension tubes not work on DSLRs"? Of course they work on DSLRs. I miss read the Pentax Japan website. It actually reads "This accessory is not compatible with the *ist". http://www.pentax.co.jp/english/products/filmcamera/ac

RE: Macro Extension Tubes

2005-04-05 Thread Village Idiot
ion, > dark = difficult. > > My favorite lens to use with tubes was the M50/1.4, it > did a great job. > > Happy bug hunting! ;-) > > Don > > > -Original Message- > > From: Godfrey DiGiorgi [mailto:[EMAIL PROTECTED] > > Sent: Tuesday, April 05,

Re: Macro Extension Tubes

2005-04-05 Thread Village Idiot
Thanks for replying Christian! Derek > > > Godfrey DiGiorgi wrote on 4/5/2005, 1:57 PM: > > > On Apr 5, 2005, at 10:39 AM, Village Idiot wrote: > > > > > I have questions about macro extension tubes. Does anyone use > > > extension tubes? On what on what lenses do you usually use them?

Re: Macro Extension Tubes

2005-04-05 Thread Village Idiot
Thanks for your help Godfrey. > What do you mean, "extension tubes not work on DSLRs"? Of course they > work on DSLRs. I miss read the Pentax Japan website. It actually reads "This accessory is not compatible with the *ist". http://www.pentax.co.jp/english/products/filmcamera/accessory/index3

Re: Macro Extension Tubes

2005-04-05 Thread Frantisek
GD> On Apr 5, 2005, at 11:20 AM, Don Sanderson wrote: >> Ooo, if JCO were here he'd tell you buddy! ;-) GD> Who is "JCO" and why would I care what he'd have to tell me? For the same reason we could care what you have to tell us - we all are PDML members... GD> I've only been using extension

Re: Macro Extension Tubes

2005-04-05 Thread Joseph Tainter
"I have the Vivitar AF set which supports ALL functions necessary for automatic aperture control and autofocus just like the "A" lenses." Christian, could you clarify which Vivitar set you have, and how one finds them? The only Pentax AF extension tubes I am aware of are the Kenko Teleplus exte

Re: Macro Extension Tubes

2005-04-05 Thread Frantisek
C> The one good thing about tubes is that you really don't need to worry C> about what brand you buy. Since there is no glass in them (they are C> just hollow tubes) you don't need to worry about them affecting image C> quality the same way a lens does (just make sure they are light-tight!). Ah

Re: Macro Extension Tubes

2005-04-05 Thread Godfrey DiGiorgi
On Apr 5, 2005, at 11:20 AM, Don Sanderson wrote: From: Godfrey DiGiorgi [mailto:[EMAIL PROTECTED] Using an extension tube is virtually the same as using a macro lens, Ooo, if JCO were here he'd tell you buddy! ;-) Who is "JCO" and why would I care what he'd have to tell me? I've only been usi

RE: Macro Extension Tubes

2005-04-05 Thread Don Sanderson
;-) Don > -Original Message- > From: Godfrey DiGiorgi [mailto:[EMAIL PROTECTED] > Sent: Tuesday, April 05, 2005 12:58 PM > To: pentax-discuss@pdml.net > Subject: Re: Macro Extension Tubes > > Using an extension tube is virtually the same as using a macro lens, > > Godfrey >

Re: Macro Extension Tubes

2005-04-05 Thread Christian
Godfrey DiGiorgi wrote on 4/5/2005, 1:57 PM: > On Apr 5, 2005, at 10:39 AM, Village Idiot wrote: > > > I have questions about macro extension tubes. Does anyone use > > extension tubes? On what on what lenses do you usually use them? > > What is the difference between using extension tube

Re: Macro Extension Tubes

2005-04-05 Thread Godfrey DiGiorgi
On Apr 5, 2005, at 10:39 AM, Village Idiot wrote: I have questions about macro extension tubes. Does anyone use extension tubes? On what on what lenses do you usually use them? What is the difference between using extension tubes and using a macro lens? Also, why do extension tubes not work