BPC300-C Photochromic Contact Lens Spectrophotometer
Measurement Specifications
| Spectral range of operation | 350-780nm, 280nm-780nm optional, contact us for other ranges |
| Bandwidth | 5nm |
| Wavelength accuracy | ± 0.15nm |
| Beam diameter at sample plane | 5mm |
| Measured transmission range | 0.5-100% |
| Conditioning beam | AM2 with requirements of ISO8980-3:2013 0-50klx Shutter Optional filtering |
| Temperature range | 20-50°C |
| Temperature stability | ± 0.2°C |
| Bench space required | 1m deep x 1.5m wide for bench top assembly, see Dimensions for details |
| Services requirements | 5 x main sockets 1200W power consumption Dry gas supply where measurements below ambient are required |
Monochromatic Probe Source
| Probe source | 250W Quartz Halogen lamp, Deuterium source optional for 280nm |
| Monochromator configuration | Symmetric, single Czerny-Turner source, second matched monochromator for acquisition |
| Monochromator focal length | 300mm |
| Diffraction gratings | 1800 g/mm standard, additional options available |
| Diffraction grating mount | Triple grating turret |
| Dispersion | 4.05nm/mm |
| Bandwidth | 5nm standard, additional options available |
| Wavelength accuracy | ± 0.15nm standard |
| Chopping frequency | 175 Hz (typical) |
| Beam diameter at sample plan | 5mm diameter |
Water Bath
| Temperature range | 20-50°C |
| Temperature stability | ± 0.2°C |
| Temperature accuracy | ±1°C calibratable and supplied with calibrated thermometer and mount |
Conditioning Beam
| Spectral match | AM2 with requirements of ISO8980-3:2013 |
| Beam illuminance | 0-50klx |
| Beam filtering | Optional filtering |
| Number of configurable apertures | 4 |
| Number of configurable filters | 6 |
