New Nanosensor 2D300 Calibration Grating Chip

New with the original authentic seal. Please note that the serial number appears to be scratched out on the front. Please refer to the pictures for more detail, and feel free to message with any questions or concerns regarding this item or listing.

NO RETURNS IF THE ITEM IS OPENED, USED, OR NO LONGER NEW AND SEALED.

Fast and free shipping!!!

Thanks for buying!