OL 468-39是针对需要大视场均匀光源的需求开发的，视场可达130°，并且角度不均匀性小于2%@120°FOV。技术参数如下：

Luminance Uncertainty (@ 2856K, 90% max luminance) ................................................... ± 0.5% relative to NIST
Color Temperature Range ................................................................................................................. 2000 to 2900 K
Color Temperature Uncertainty ....................................................................................................................... ± 25 K
Source Stability @ 2856 K
Short Term ..................................................................................................................................................... ± 0.5%
Long Term .......................................................................................................................... ± 2% 100 hours/ 1 year
Spectral Radiance Uncertainty @ 550 nm .............................................................................. ± 2% relative to NIST
Sphere Coating ........................................................................................................................................... Optolon2
Sphere Coating Reflectance ................................................................................................ > 98% (350 to 1100 nm)
Maximum Luminance (typical ) ......................................................................................................... 600 fL (3000 K)
............................................................................................................................................................. 380 fL (2856 K)
Angular Uniformity (measured at exit port aperture) ..................................................................... ± 2% (120° FOV)
Spatial Uniformity (relative to average value of points measured) ............................................................... ± 1.0%
Variable Aperture ............................................................................................. Automated Micrometer (Motorized)
Shutter ............................................................................................................................. Automated (Open/Closed)
Sphere Diameter (inside) .......................................................................................................... 39.00 in. (99.06 cm)
Exit Port Diameter (optional port reducers available) ................................................................. 6.10 in. (15.5 cm)
Wavelength Range ..................................................................................................................... 350 nm to 1100 nm
Size ................................................................................................................ 46.25 in. (L) x 40 in. (W) x 67.13 in. (H)
................................................................................................................................. 117.5 cm x 101.6 cm x 170.5 cm
Weight................................................................................................................................................ 200 lbs. (91 kg）

更多资料请阅读：

OL 468-39宽视场均匀标准光源.pdf