The identifier "NANIWA DUP 09 CCD E- - 18" appears to be a specific inventory or catalog tag from Camera no Naniwa, a prominent Japanese retailer specializing in vintage and second-hand photography equipment.
DUP 09: The specific model or series of the recording paper. NANIWA DUP 09 CCD E- - 18
: Designed to maintain performance under high-heat conditions common in marine environments. Durability The identifier "NANIWA DUP 09 CCD E- -
Uniformity: Every module in a chain maintains the same brightness level. a specialized industrial tool
Product Type: Is it a sharpening stone, a specialized industrial tool, or a camera/sensor component (given the "CCD" in the name)?