Ronchi Eyepieces
£48.00
The Photographic Ronchi has the same high-quality grating inside
£38.00
Gerd Neumann's Ronchi Eyepiece employs a chrome-on-glass grating of 10 lines per millimetre, providing a high-contrast display of starlight that enables good analysis of the optical train.
£77.00
Gerd Neumann's Ronchi Eyepiece employs a chrome-on-glass grating of 5 lines per millimetre, providing a high-contrast display of starlight that enables good analysis of the optical train.