Grinding Glass: Making Microscope Lenses

You may need to download Quicktime for Windows to view the slideshows and VR objects on the pages below (.mov format). Quicktime is native on recent Mac OSs so Mac folks should be fine.
Grinding Glass: Treadle Power
> Making the Lens Lap > Phase one
> Finishing the Lap > Phase two
> Lap Speed Test > Pulley and Belt
> Grinding the Blank > Working the glass with foot power
> First Attempt > The Lens Lap Gap
> Second Attempt > New Lap and a Lathe
> Side B (and A)  
> Gearing Down  
> Gearing Down 2  
> A rough polish  
> A clean polish  
> Where am I now?  
> On the River  
> The Power of this Lens