Indexed Grid Graticle Ne34a, 21 Mm, 1 X 1 Mm With 1.0 Mm Pitch, Each

Details:

Useful for particle counting, particularly when reference is needed between workers. Also useful for area of specimen determinations Numbered grid 1mm x 1mm. 0.1mm pitch, marked 1-10 and A-J, surface chrome image. Size: 21 mm