SPI Supplies Brand Platinum/Iridium on Carbon Astigmatism Checker Grid on 3.05 mm Copper Grid

SPI Supplies Brand Platinum/Iridium on Carbon Astigmatism Checker Grid on 3.05 mm Copper Grid
SPI Supplies Brand Platinum/Iridium on Carbon Astigmatism Checker Grid on 3.05 mm Copper Grid
$46.97
AvailabilityIn Stock
Item02868-AB

Platinum and iridium are evaporated simultaneously onto a carbon film, producing an ideal sample for astigmatism correction. The sample is slightly perforated, supported by a 3.05 mm 200 mesh copper grid.