Webber Optical Polygons provide an easy, accurate method of checking and calibrating angles. They are designed for use with autocollimators in measuring angle spacing. The exclusive one-piece design provides compact, fixed master for precise angle spacing
Specifications
Specifications
- Number of Sides: 4
- Angle Spacing Degrees: 90
- Accuracy Grade: 0
- Target faces are highly reflective and optically flat.
- Chrome carbide polygons provide a hardness of Rockwell 71-73 C
- Corrosion resistance 10-20 times that of 18-8 stainless steel
- Lifetime accuracy
- Maintenance problems are virtually eliminated
- 1'' mounting hole, flanged bushing, lapped washer and hold-down bolt furnished with each unit
- Furnished in case
- Certificate of Calibration included
Inquiry - STARRETT Optical Polygon / Model: OP 4.0