A spectrometer with low stray light and excellent processing capability. Ocean Optics' miniature spectrometer Torus is newly launched. In the visible range (360-825nm), this spectrometer features low stray light (0.015% at 400nm) effects and good color measurement performance, improving measurement sensitivity and processing performance under low illumination.; The Torus holographic concave grating spectrometer has excellent thermal stability, with performance comparable to research-grade spectrometers; choosing it can meet various challenges from applications.; In the optical structure of the Torus, we adopted a variable-line-spacing concave grating, a design that makes the spectral dispersion system more effective. The grating's central groove density is 550 (+/-2) grooves/mm, and the nominal blaze wavelength is 400nm.; The concave grating equipped in the Torus greatly helps improve its thermal stability. Over a very wide temperature range, measurement results show almost no wavelength drift, and peak shapes are well preserved. Therefore, in precision measurements, fluorescence measurements, or absorbance measurements requiring low stray light and thermal stability, the Torus is the best choice.; Typical Applications The excellent measurement capability of the Torus holographic concave grating spectrometer is suitable for various applications requiring a wide measurement range, low stray light, high processing efficiency, and good thermal stability:; Trace gas components in the atmosphere; Absorbance of optically dense substance solutions; Precision measurement of LEDs/lasers and other light sources; Medical radiation dose and biological agent measurement of tissues; Fluorescence of solid surfaces and solutions and backscattering/fluorescence solutions in solutions and powders; Stray light response of the Torus:; Torus measurement results for samples:
| Parameter | Value |
| Dimensions | 149.9 mm × 119.4 mm × 63.5 mm |
| Weight | 954 g (2.1 lb) |
| Detector Model | Sony ILX511B |
| Detection Range | 200-1100 nm |
| Pixel | 2048 |
| Wavelength Range | 360-825 nm |
| Optical resolution | <1.6 nm FWHM over the spectral range |
| Signal-to-Noise Ratio [full signal] | 250:1 at full signal |
| A/D Resolution | 16 bits |
| Dark noise [RMS] | 50 RMS counts |
| Dark Noise [peak to peak] | 300 counts peak to peak |
| Dynamic Range [system] | 2x10⁸ |
| Dynamic Range [single acquisition] | 1300:1 |
| Integration time | 1 ms - 20 s |
| Stray Light [400 nm] | 0.03 % SRPR @ 400 nm |
| Linearity correction | >99.8 % |
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Guangzhou Biaoqi Optoelectronics Technology Development Co., Ltd. was founded in 2005 and is an enterprise founded by leading entrepreneurial talents in Guangzhou Development District. It is a national high-tech enterprise and a national specialized and sophisticated "little giant" enterprise focusing on spectral rapid detection system integration and instrument development. The company integrates design, R&D, manufacturing, sales, and after-sales service, with spectral rapid detection and analysis technology as its core. Through high-speed acquisition, processing, and algorithm analysis of spectral data, it provides rapid, non-destructive, online, fully automatic detection equipment and high-end quality inspection and analysis solutions for various industries. Biaoqi Optoelectronics has established the Guangdong Provincial Engineering Technology Research Center for Rapid Spectral Measurement. Its products cover many fields such as optical component inspection, semiconductors, new energy vehicles, environmental monitoring, solar photovoltaics, new materials, biology, optoelectronics, and chemicals. Relying on strong independent R&D capabilities and independent demonstrative diversified operational advantages, Biaoqi Optoelectronics has achieved rapid development in recent years and is a leader in the domestic spectral rapid detection application industry. It has obtained numerous qualifications and honors, including national specialized and sophisticated "little giant" enterprise, national high-tech enterprise, Guangdong Province specialized and sophisticated enterprise, Guangdong Province intellectual property demonstration enterprise, and Guangzhou Development District gazelle enterprise.
Under the guidance of its core corporate values of "prudent thinking, earnest practice, innovation, and win-win", Biaoqi Optoelectronics continuously accumulates experience, builds a domestic independent brand, and customizes spectral detection application solutions for customers, developing spectral rapid detection and analysis instruments suitable for different application fields. These include the optical component inspection industry: optical component spectral sorting instruments, reflectance spectral analyzers, transmittance spectral analyzers, etc.; the jewelry identification industry: UV-visible spectral analyzers (jewelry detectors), jewelry luminescence imaging analyzers, etc.; and the scientific research field: quantum efficiency spectral analysis systems, portable Raman spectral analyzers, photoluminescence spectral analyzers, etc. Biaoqi Optoelectronics' non-destructive rapid spectral analyzers have significant advantages, featuring high efficiency, speed, and accuracy, which can help users greatly improve detection efficiency and assist the high-quality development of application industries.
At the same time, Biaoqi Optoelectronics is the South China general agent for Ocean Optics, the inventor of micro fiber optic spectrometers, an internationally renowned enterprise.
With the rapid development of science and technology, Biaoqi Optoelectronics keeps pace with technological progress and the development of the times, forging ahead on the road of rapid spectral detection, striving for perfection.