Quote / Cylinder Nulls CGH Nulls for Measuring Cylindrical Surfaces Name *Company NameInstructionsMost cylindrical surfaces can be measured using standard AOM CGHs. Choose a model number from the dropdown menu using the table below:Select Model Number *Select Model Number-- Select Model Number --C3100SC3150SC3300SC3500SC4100CC4150CC4200CC4300CC4500CC6100CC6150CC6500CSelect Model NumberTable Model No. Substrate Size Pattern Diameter (mm) Pattern Shape Cylinder F/# Distance to Focus (mm) C3100S 3"x3"x0.25" 60 Square 1.0 52.0 C3150S 3"x3"x0.25" 60 Square 1.5 84.9 C3300S 3"x3"x0.25" 60 Square 3.0 177.5 C3500S 3"x3"x0.25" 60 Square 5.0 298.5 C4100C 6"x6"x0.25" 95 Circle 1.0 82.3 C4150C 6"x6"x0.25" 95 Circle 1.5 134.4 C4200C 6"x6"x0.25" 95 Circle 2.0 184.0 C4300C 6"x6"x0.25" 95 Circle 3.0 281.0 C4500C 6"x6"x0.25" 95 Circle 5.0 472.6 C6100C 6"x6"x0.25" 140 Circle 1.0 121.2 C6150C 6"x6"x0.25" 140 Circle 1.5 198.0 C6500C 6"x6"x0.25" 140 Circle 5.0 696.5 Custom shapes are also available. If you're not sure which Cylinder Null to order, choose "other" from the dropdown and enter the information in the fields to follow:Cylinder diagramUnitsUnits (mm / in / m)Length of Side ALength of Side A (plano direction of cylinder)Length of Side BLength of Side B (curved direction of cylinder)Concave or Convex?Concave or Convex?-- Concave or Convex? --ConcaveConvexConcave or Convex?Radius of Curvature (R)Radius of Curvature (R)Reflectivity of OpticReflectivity of Optic-- Select Reflectivity of Optic --Mirror (high reflector)Bare GlassReflectivity of OpticRequired Measurement AccuracyRequired Measurement AccuracyDesired Lead TimeDesired Lead TimeUpload detailed specificationChoose FileNo file chosenDelete uploaded fileUpload detailed specification SUBMIT Not sure what you’re looking for? Please Contact Us and we would be happy to discuss! CONTACT US