Re: ATM Interferometric Testing?

["Chris Westland" <westland@uxmail.ust.hk>]

Weren't there a set of plans for an amateur setup by Peter Cervalo (sp?) in
S& T about 3 years ago?  I think he was selling the hard to get parts

-c

----------
> From: Del Stanton <sdl20@pacificnet.net>
> To: atm@shore.net
> Subject: ATM Interferometric Testing?
> Date: Sunday, September 08, 1996 6:52 AM
> 
> How difficult is it to build a rig to do interferometric testing of a
mirror?
> The rig I have in mind would produce an "amplified" contour map of
> the mirror's surface with the vertical scale magnified, showing the 
> deviation of the mirror's surface from the best fit "reference
paraboloid".
> 
> Is this completely out of  reach for a determined amateur?
> 
> While I have a basic understanding of physical optics I cannot visualize
> how to make a suitable set-up.  Could one you suggest the appropriate 
> books or journal articles?
> 
> Thank you,
> 
> Del Stanton  - Burbank, California, USA (Near Los Angeles)
> 
> "sdl20@pacificnet.net"  (Lower case "SDL" followed by numeric "20")
>                         
>