Re: [APML] need advice on camera mount

[Duncan Munro <dmunro@sfu.ca>]

How about a HD alt/az mount head similar to this:

http://www.skywatchertelescope.net/AZ3.html


cheers

Duncan



Wei-Hao Wang wrote:

>Hi,
>
>I just got a new astrocamera:
>    http://www.ifa.hawaii.edu/~wang/misc/200mm_69holder2.jpg
>The lens is 200mm/2.8 for Mamiya 645 and the film holder is a 6x9 film 
>holder modified by Mitsuboshi.  The focal plane illumination looks like this:
>    http://www.ifa.hawaii.edu/~wang/misc/200mm_focal_plane.jpg
>The diameter of the image circle is 80mm, not quite enough to make
>a 6x7 frame but certainly much bigger than the original 645 frame.
>
>Now I am looking for a mount for this system.   I hope to put the 
>Losmandy plate on some mount and then piggyback it on my telescope.  
>In this way, this camera and the telescope can point at very different 
>directions (perhaps >15 degrees).  The whole system (camera + lens + 
>rings + plate) is 3.7 kg.  The Manfrotto mount shown in the picture and 
>normal ball heads are not strong enough, I guess.  Do you have any 
>suggestions?  Any inputs are appreciated.
>
>Clear Skies,
>
>Wei-Hao
>
>
>  
>

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