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）