Graticules ASTM Circular Grids for ASTM Tests 24 Points Pattern G54

 
Graticules ASTM Circular Grids for ASTM Tests 24 Points Pattern G54 19mm
Size 19 mm
Item01A19078-AB
AvailabilityContact for Availability
$272.75
 
Graticules ASTM Circular Grids for ASTM Tests 24 Points Pattern G54 21mm
Size 21 mm
Item01A21078-AB
AvailabilityContact for Availability
$272.75

These eye piece reticles are designed for use with the indicated ASTM tests for the determination of grain size on polished metallographically prepared specimens.

Circular grid for ASTM tests. 24 points. 

ASTM Circular grid, 24 points. Glass sandwich. 

General comments:
Different microscopes from different manufacturers have eye pieces of different diameters, the more popular diameters being the ones listed. We can custom manufacture other diameters but the cost is roughly three times higher than the pricing for the standard sizes that are produced in quantity. 

Pattern G54: