68098-23 , R4 Grid with line pitch of 0.25mm
Consists of elements of 5 bars ranging from 1 line per mm to 18 lines per mm, with adjacent numbers indicating the number of lines per mm. Produced as a vacuum deposited chrome image on 75mm x 75mm glass.
| Manufacturer | Electron Microscopy Sciences |
|---|---|
| Size / Rxns Number: | No |
| Protocol & Manual | No |
| Technical Tips | No |