Integrating sphere based spectroradiometer systems for measuring spectral flux (W/nm), luminous flux (lumens) and chromaticity metrics. Integrating sphere sizes from compact handheld unit to 1m diameter. 2-Pi and 4-Pi geometry.
Integrating sphere based spectroradiometers
| Model | Image | Integrating sphere | Source emission | Wavelength range / nm | Optical Bandwidth | Measurement range (*1) | Remark |
|---|---|---|---|---|---|---|---|
| ISD-21-BTS256-LED |
|
210 mmØ | 2-Pi (63.5 mmØ) | 360 - 830 | 5 nm | 0.3 lm to 35000 lm | Universal spectroradiometer with 21 cm integrating sphere for luminous flux of 2Pi lamps from the BTS256-LED Plus Concept accessories range. |
| ISD-50-BTS256-LED |
|
500 mmØ | 2-Pi (127 mmØ) | 360 - 830 | 5 nm | 1.2 lm to 120,000 lm | Universal spectroradiometer with 50 cm integrating sphere for luminous flux of 2Pi lamps from the BTS256-LED Plus Concept accessories range. |
| ISD-50HF-BTS256-LED |
|
500 mmØ | 4-Pi or 2-Pi (127 mmØ) | 360 - 830 | 5 nm | 1.2 lm to 120,000 lm | Universal spectroradiometer with 50 cm opening integrating sphere for luminous flux of 4Pi and 2Pi lamps from the BTS256-LED Plus Concept accessories range. |
| ISD-100HF-BTS256-LED |
|
1000 mmØ | 4-Pi or 2-Pi (254 mmØ) | 360 - 830 | 5 nm | 4 lm to 400,000 lm | Universal spectroradiometer with 100 cm opening integrating sphere for luminous flux of 4Pi and 2Pi lamps from the BTS256-LED Plus Concept accessories range. |
| ISD-15-BTS2048-VL |
|
150 mmØ | 2-Pi (35 mmØ) | 350 -1050 | 2 nm | 2 lm to 16000 klm | Compact spectroradiometer for in-line LED binning. Integrating sphere with dust-proof measuring aperture. |
| ISD-25-BTS2048-VL |
|
250 mmØ | 2-Pi (76 mmØ) | 350 -1050 | 2 nm | 5.5 mlm to 43000 klm | |
| ISD-100HF-BTS2048-VL |
|
1000 mmØ | 4-Pi or 2-Pi (254 mmØ) | 350 -1050 | 2 nm | 0.1 lm to 700000 klm | |
| ISD-15 + CSS-45 |
|
150 mmØ | 2-Pi (35 mmØ) | 360 - 830 | 10 nm | Example configuration of the CSS45 spectroradiometer sensor with integrating sphere | |
| BTS256-LED Plus Concept |
|
50 mmØ + external | 2-Pi / 4-Pi | 360 - 830 | 5 nm | External sphere dependent | Handheld spectroradiometer with integrated integrating sphere for luminous flux. Can be upgraded to the universal spectroradiometer with the accessories of the BTS256-LED Plus Concept. |