|Welcome to the
| Some software that I have available.
|Me with some of the testing equipment that I use.
|Gene Larr and self Foucault testing a mirror with a camera.
|Click on pictures
This website is for the collection of articles concerning telescope making. If you have something nice, I may post it here. If you are having problems with HTML in a optics design or optics testing article, I can provide some help for you, just e-mail and see what I can do. Please note that this is a Microsoft code-free zone so your browser should work just fine on these pages. this page is also formatted for 640x480 screens so that everybody can see the pages.
|Mirror Making with plaster tools
|Roger Ceragioli's Refractor Article
|Doing the Hindle Test for convex surfaces
|How to make a portable Ronchi Tester
|How to calculate the grating for the
Mobsby Null test for Aspheric surfaces
|John Pierce Articles on Telescope Making from 1933
|A Chart of Sagitta measurements.
|An interesting grinding machine or spindle for doing small grinding work
|A case of Astigmatism from improperly supporting a thin mirror on a test stand.
|Notes on using a Camera with the Foucault test.
|Construction Notes on a Vacuum Pan and Corrector Plate.
|The tools needed for making lenses
|Cassegrain Construction and Design Notes.
Theory and History.
|Leon Foucault article on Telescope Making and Testing from 1857
|Understanding the basics of the Foucault Test From David Harbour
|Two articles on the Mersenne-Schmidt telescope.
|Comparison of an off-axis Newtonian telescope to a normal on-axis one.
|Diffraction Assisted Figuring Test
|Some musings on a Dall double slit test
|Modifying a power invertor to a Drive Corrector
|Various Pitch Characteristics
|Temperature Coefficients of Various Materials
|How to get a webpage on the Web.
|Old Bausch and Lomb catalog of glasses.
|Chance catalog of glasses.
Sorry but this is the future of emailing!
Last updated 3/18/04
|Mt. Wilson Solar Tower
|Hawaii IRT dome
|Hawaii JCMT dome
|Hawaii cam 1
|Hawaii cam 2
|Mt. Graham area
|A Cat Cam
(for something different).