BPC300 Photochromic Lens Spectrophotometer
Measurement
| Spectral range of operation | 280-780nm |
| Bandwidth | 5nm |
| Wavelength accuracy | ± 0.1nm (2400g/mm), ± 0.2nm (1200g/mm) |
| Beam diameter at sample plane | 4mm diameter |
| Measured transmission range | 0.5-100% |
| Maximum sample diameter | 75mm |
| Conditioning beam | AM2 with requirements of ISO8980-3:2013 0-50klx Shutter Optional filtering |
| Temperature range | 20-50°C |
| Temperature accuracy | ± 0.2°C |
| Bench space required | 1m deep x 2.5m wide |
| Services requirements | 6 x main sockets 1200W power consumption Nitrogen gas supply where measurements below ambient are required |
Monochromatic Probe Source
| UV source | 30W Deuterium lamp | |
| UV-Vis source | 100W Quartz Halogen lamp | |
| Monochromator configuration | Symmetric, single Czerny-Turner | |
| Monochromator focal length | 300mm | |
| Diffraction gratings | 2400 & 1200 g/mm | |
| Diffraction grating mount | Triple grating turret | |
| Dispersion | 5.4nm/mm (2400g/mm) 2.7nm/mm | (1200g/mm) |
| Bandwidth | 5nm | |
| Wavelength accuracy | ± 0.1nm (2400g/mm) ± 0.2nm (1200g/mm) | |
| Chopping frequency | 175 Hz (typical) | |
| Beam diameter at sample plan | 4mm diameter |