Michel Joly de Lotbinière wrote:
I don't have one of these, so I'm talking through my hat, but I worry about this: is it ever a good idea to use pressurized air to blow into a cavity on an opto-electronic device, unless you know that any dust will exit only through the cavity opening and not be blown further inside the device?
There's not a whole lot that's in danger in the i1pro. The diffraction grating is well protected by a lens and a length of fiber optic cable. All that's at the other end of the cylindrical mirror is the incandescent lamp. Graeme GIll.