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Spectroradiometers for LED measurements

Spectroradiometers for measuring white light and color LEDs, UV LEDs and NIR LEDs in CW and pulse mode. Portable and fixed installation instruments for photometric, radiometric, colorimetric and flicker measurements.


UV optimised, laboratory grade spectroradiometers for high accuracy measurements of UV LED devices and products.

Spectroradiometers for UV LEDs
Model Image Entrance optic Wavelength range / nm Optical Bandwidth Measurement range - broadband detector Measurement range- Spectral sensor Remark
BTS2048-UV BTS2048 UV 10 mm Ø Cosine diffuser f2 ≤ 3%

(190 - 430) nm

0.8 nm

(1E1 -  2E10) W/m²  (3E-4 - 3E5) W/(m²nm) @325nm
BTS2048-UV-S Gehaeuseansicht BTS2048 UV S 10 mm Ø Cosine diffuser f2 ≤ 3%

(190 - 430) nm

0.8 nm

(5E-3  -  2E5) W/m² (1) (3E-5 - 3E4) W/(m²nm) @325nm Excellent stray light rejection
TFUV10-V01 TFUV 10 webheader2 100 mm Ø sphere 25.4 mm Ø entrance

(200 - 550) nm

1 nm

Measurement system for spectral radiant power of UV LEDs in a wavelength range from 200 nm to 550 nm.

 

Spectroradiometers for measuring Visible-NIR LEDs

Spectroradiometers for Visible-NIR LED - Spectral flux (W/nm) / Luminous flux (lm)
Model Image Entrance optic F.O.V. Wavelength range / nm Optical Bandwidth Measurement range Remark
BTS256-LED BTS256 LED Integrating sphere 50mmØ 2-Pi (10 mmØ) (360 - 830) nm 5 nm 10 mlm - 1100 lm Handheld spectroradiometer with internal integrating sphere for luminous flux. Can be upgraded with accessories of the BTS256-LED Plus Concept universal spectroradiometer.
ISD-21-BTS256-LED ISD 21 V01 webHeader1 Integrating sphere 210 mm Ø 2-Pi (63.5 mmØ) (360 - 830) nm 5 nm 0.35 -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 isd21 50 Integrating sphere 500 mm Ø 2-Pi (127 mmØ) (360 - 830) nm 5 nm 1.2 lm - 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 ISD 50HF BTS256 LED.58 Integrating sphere 500 mm Ø 4-Pi / 2-Pi (127 mmØ) (360 - 830) nm 5 nm 1.2 lm - 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 ISD 100HF BTS256 LED offen.64 Integrating sphere 1000 mm Ø 4-Pi / 2-Pi (254 mmØ) (360 - 830) nm 5 nm 4 lm - 400000 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 ISD 15 BTS2048 VL Integrating sphere 150 mm Ø 2-Pi (35 mmØ) (280 -1050) nm 2 nm 1E-7 - 7E2 W/nm
ISD-25-BTS2048-VL ISD25 BTS2048 VL KugelOhneScheibe Schatten web4 Integrating sphere 250 mm Ø 2-Pi (76 mmØ) (280 -1050) nm 2 nm 8E-7 - 2E3 W/nm
ISD-100HF-BTS2048-VL ISD 100HF BTS2048 VL3.42 Integrating sphere 1000 mm Ø 4-Pi / 2-Pi (254 mmØ) (280 -1050) nm 2 nm 1E-5 - 3.3E4 W/nm
TPI21-TH TPI21 TH header1 Integrating sphere 215 mm Ø 2-Pi (280 -1050) nm 2 nm 0.5 mlm - 200000 lm Automated LED test system, CIE S 025 / LM-79-08 compliant
ISD-15 with CSS-45 ISD 15 Si.64 Integrating sphere 150 mm Ø 2-Pi (35 mmØ) (360 - 830) nm 10 nm optical bandwidth correction applied according to CIE 214 Example configuration of the CSS45 spectroradiometer sensor with integrating sphere
BTS256-LED Plus Concept BTS256 LED Plus Konzept Integrating sphere 50mmØ 2-Pi / 4-Pi (360 - 830) nm 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.

Spectroradiometers for Visible-NIR LEDs - Spectral Irradiance (W/(m²nm)) / illuminance (lx)
Model Image Entrance optic F.O.V. Wavelength range / nm Optical Bandwidth Measurement range Remark
MSC15 MSC15 mitScreen2 Diffuser / 10 mmØ Cosine f2 ≤ 3%

(360 - 830) nm

 

10 nm

optical bandwidth correction applied according to CIE 214

1 lx - 350000 lx Inexpensive spectral light meter for common measurement tasks in general lighting.
BTS256-EF BTS256 EF ausschnitt Diffuser / 20 mmØ Cosine f2 ≤ 3%

(360 - 830) nm

10 nm, mathematical optical bandwidth correction according to CIE 214 can be automatically applied

1 lx - 199000 lx Precise, low-scatter spectroradiometer with Bi-Tec sensor for PWM light and flicker measurements.
BTS256-LED-DA BTS256 LED DA Diffuser / 20 mmØ Diffuser / 20 mmØ 40 lx- 400000 lx Diffuser accessory for BTS256-LED
CSS-45 CSS 45 2header Diffuser / 10 mmØ Cosine f2 ≤ 1.5%

(360 - 830) nm

10 nm

optical bandwidth correction applied according to CIE 214

 

1 lx - 350000 lx Spectroradiometer sensor with RS485 and USB interface. Internal electro-mechanical shutter
BTS2048-VL BTS2048 VL Diffuser / 10 mmØ Cosine f2 ≤ 3%

(280 -1050) nm

2 nm

(1E-5 - 1E5) W/(m²nm)   Integrated filter wheel with OD0, OD1, OD2 filter and aperture for dark balance. Electronic zeroing of all pixels for pulse measurements.
BTS2048-VL-TEC BTS2048 VL TEC Diffuser / 10 mmØ Cosine f2 ≤ 3%

(280 -1050) nm

2 nm

(1E-6 - 1E5) W/(m²nm)  CCD sensor with Peltier cooling for maximum integration times
BTS256-LED Plus Concept BTS256 LED Plus Konzept Diffuser / 20 mmØ Cosine ± 30° 40 - 400000 lx Handheld spectroradiometer with integrated integrating sphere. Can be upgraded to the universal spectroradiometer with the accessories of the BTS256-LED Plus Concept.

Spectroradiometers for Visible-NIR LEDs - Spectral Radiant Intensity (W/(sr nm)) / Luminous Intensity (cd)
Model Image Entrance Optic F.O.V. Wavelength range / nm Optical Bandwidth Measurement range Remark
BTS256-LED-IB BTS256 LED CIE127 1cm2 Average Intensity CIE condition B

(360 - 830) nm

5 nm

7.5mcd - 100Mcd Averaged LED intensity CIE127 B
BTS2048-VL-CP-ILED-B-IS-1.0-HL BTS2048-VL_mit_ILEDB CIE127 1cm2 Average Intensity CIE condition B

(350 - 1050) nm

2 nm

2E-6 - 5E3 W/(sr nm) For LED binning / LED test systems CIE 127 condition B
GB-GD-360-RB40-2-BTS256-LED GB GD 360 BTS256 Goniometer

(360 - 830) nm

5 nm

40 cd - 4000 kcd
GB-GD-360-RB40-2-BTS2048-VL GB GD 360 BTS2048.12 Goniometer

(350 - 1050) nm

2 nm

(1E-5 - 1E5) W/(sr nm)  Goniometer with high speed spectroradiometer

Spectroradiometers for Visible-NIR LEDs - Spectral Radiance (W/(m²sr nm)) / Luminance (cd/m²)
Model Image Entrance optic Wavelength range / nm Optical Bandwidth Measurement range Remark
BTS256-LED Plus Concept BTS256 LED Plus Konzept Spectral radiometer with bayonet connection for accessories.