RE: nodal points

["Hay, Brian" <hayb@xxxxxxxxxxxxx>]

Thanks Craig

I've just gone and bought myself the Manfrotto head too.  Looks like
something out of Star Wars and comes with very minimal info but I should
be able to figure it out!

Brian

>-----Original Message-----
>From:	Craig Woods [SMTP:cwoods@xxxxxxxxxxx]
>Sent:	Sunday, 28 March 1999 17:59
>To:	panorama-l@xxxxxxxxxxxxxxxxx
>Subject:	Re: nodal points
>
>Hi Brian,
>I use a new panoramic head from Manfrotto in Italy for my pans. Has two
>slides to position centre through nodal point. Old lenses had a bar or line
>across nodal point but as safe rule of assumption is that the nodal point is
>very close to the diaghpram...damn..iris!
>Craig Woods
>-----Original Message-----
>From: Hay, Brian <hayb@xxxxxxxxxxxxx>
>To: panorama-l@xxxxxxxxxxxxxxxxx <panorama-l@xxxxxxxxxxxxxxxxx>
>Date: 28 March 1999 06:51
>Subject: nodal points
>
>
>Dear Pan Group
>
>I would really appreciate some advice on a topic that to many of you may
>seem child's play; namely, how on earth do I determine the nodal point
>of a lens?  My plan is the not unusual trick of mounting my camera
>(portrait or vertical position) on an L-mount on my tripod, with some
>sort of mechanism, (yet to be determined) that will allow me to position
>the camera so that the nodal point is fore-and-aft, left-and-right,
>directly over the pivotal centre of the tripod.  The problem is I have
>no real idea on what the nodal point means!  I thought it was the front
>plane of the mounted lens but now I'm not so sure.  Any advice I can get
>on setting it and on a mechanism for helping me mount the camera
>accordingly, would be much appreciated.
>
>Many thanks
>Brian Hay
>>
>
>