Re: [ATM] Betr.: 48" Dob at OMI

[Alexis Cousein <al@sgi.com>]

Michael Byorick wrote:
> And conversely, at a given magnification (apples and apples here), the
> surface brightness of an extended object does in fact <increase> as a
> function of increasing aperture, 

As long as you can indeed use the entire aperture at that magnification,
i.e. as long as your magnification used doesn't make the exit pupil too
large for your eye's pupil.

Otherwise, start saving for those 2" eye pupils and Mk II supersized eyeballs.

-- 
Alexis Cousein                                  al@sgi.com
Senior Systems Engineer/Solutions Architect     SGI/Silicon Graphics
--
<If I have seen further, it is by standing on reference manuals>

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