Home
Workshops Optics Woodworking Metalworking Telescopes Electronics Programming Activities Observing Net Surfing Reading Index Projects Techniques Reviews John D. Upton What's New |
| |
Recent Update Activity | ||
| Updated the ATM Workbench programming article to reflect the recent formal release of Ronchi for Windows as Freeware. A link the Ronchi for Windows Web Site is included. | |
| This site was added to the Amateur Telescope Making Web Ring | |
| Added article describing one method of polar alignment for a fork mounted telescope. | |
| Added corrections to the article describing the Dall Null Test for non-spherical optics. | |
| Updated more data and drawings for my Dilworth Relay Telescope Project. | |
| Completed the review article describing the Grizzly 34" Radial Drill Press. | |
| Added a personal background page with a short biography. | |
| Added a place holder for a review article describing the Smithy 1220-XL Lathe-Mill-Drill. | |
| Added more information to the in-process article describing the design and construction of my Dilworth Relay Telescope. | |
| Finished the article describing the construction of a top for a mirror grinding barrel. | |