From: Mel Bartels 
cc: atmlist 
Reply-To: Mel Bartels 


> I remember reading somewhere that the Astroscans could only be recoated by
> Edmund because the asphere was actually achieved by an uneven deposition of
> the Aluminium coating, using a profiled rotating shutter in the coating
> chamber. The corespondent discovered this upon consultation with Edmund
> after he removed the coating and the `figure' inadvertently.


You know, that could be true, because the coating failed quickly, and only
after receiving it from the coater and remounting it, did I become
concerned about really testing the mirror.

Mel Bartels

--- BBBS/NT v4.00 MP