Filters arrow Polarising Eyepiece Filter

Polarising Eyepiece Filter

Polarising Eyepiece Filter

Price: £40.00
Filter for Teaching Diffraction Grating Spectroscope. This filter sits over the eyepiece and when rotated allows the user to see possible variations in the spectrum for different 'Dichroic or Pleochroic' directions in doubly refractive coloured gemstones.




ORWIN PRODUCTS LTD

Suppliers to
Gemmologists and Lapidaries