OL FEL鎢帶燈，最高功率可達1000W，校正波長可覆蓋250nm-4500nm，可提供兩種計量精度，即高精度的1-1.5%和超高精度0.5%。提供NIST 6維調整架，用于精確定位光軸。 

Spectral Irradiance: 250 – 750 nm ......................... OL FEL-A
Spectral Irradiance: 750 – 2500 nm ....................... OL FEL-B
Spectral Irradiance: 250 – 2500 nm ....................... OL FEL-C
Spectral Irradiance: 250 – 1100 nm ....................... OL FEL-M
Spectral Irradiance: 250 – 4500 nm ...................... OL FEL-IR
Total Irradiance ...................................................... OL FEL-D
Total and Full Spectral ........................................... OL FEL-H
Illuminance (only) .................................................. OL FEL-P
Color Temperature (only) ...................................... OL FEL-K
Uncalibrated (seasoned) ....................................... OL FEL-U

For Illuminance and/or color temperature calibrations in addition to any of the
above calibrations, add the suffix “P” and /or “K” respectively to the
appropriate model number.
For super high-accuracy calibrations, add the suffix “S” to the appropriate
model number.

Lamp Holder ................................................................ OL 61
FEL Alignment Jig ....................................................... OL 62
Adjustable Lamp Holder Mount ................................... OL 63
Programmable Current Source .................................. OL 83A

Spectral Irradiance (nominal)
@ 250 nm .................................................. 0.03 DW/cm²nm
@ 1000 nm .................................................... 25DW/cm²nm
Total Irradiance (nominal) 32 mW/cm²
Illuminance (nominal) ................................... 800 footcandles
Transfer Uncertainty*
High accuracy ............................................................. ± 1%
Super High-accuracy ............................................... ± 0.5%
Uncertainty* - Illuminance .............................................. ± 1%
Long Term Stability** ....................................... < 0.06%/ hour
Operating Current ........................................... 8.00 amps DC
* Uncertainty is relative to NIST Scale
** High Stability option available