Intergrating Spheres
| Item | Description |
| UIS-001 | 1.5 inches internal diameter |
| UIS-002 | 3 inches internal diameter |
| UIS-003 | 15 cm internal diameter |
| UIS-004 | 20 cm internal diameter |
| UIS-005 | 30cm internal diameter |
| UIS-006 | reflective integrating sphere |
| UIS-007 | 50 cm internal diameter |
| UIS-008 | diffuse Reflectance integrating sphere |
