Centerline Screens

Centerline ScreensOGP centerline screens are essential accessories for any optical comparator.

Four styles are offered:

  • C-1 features 90 degree centerlines only
  • C-2 adds 30 degree lines in each quadrant
  • C-3 adds 30 and 45 degree lines in one quadrant
  • C-4 adds 30 and 45 degree lines in two adjacent quadrants


Material Specifications

  • 14" Glass 14.50" diameter, 0.12" thick
  • 16" Glass 16.38" diameter, 0.19" thick
  • 20" Glass 20.25" diameter, 0.25" thick
  • 30" Glass 30.75" diameter, 0.25" thick

Part Numbers

TypeC-1C-2C-3C-4
14"125141 125143125144
16"DISCONTINUED - Please use 14" Plastic Overlay as an alternative
TB427604125162 125164
FC427218  125264
20"125201 125203 
30"125301125302125303125304