Here is the place to talk about all those equipment(Telescope, Mounts, Eyepieces, etc...) you have. Not sure which scope/eyepiece is best for you? Trash it out here!
Hi,
For those who want to know the internal design that led to the renown Crayford focuser, you may want to read this journal article by John Wall, the inventor of the original Crayford eyepiece mounting.