CH253 optical detector module is composed of side-on PMT, power supply circuit and amplifier circuit. The current signal generated by the PMT is transformed into voltage signal after being converted and amplified.

The optical detector module can be adjusted by voltage or potentiometer to control gain, and is characterized by low noise, wide  frequency bandwidth, strong anti-interference, adjustable gain and wide dynamic range.

CH253-02 optical detector module is composed of side-on PMT and high voltage power supply module. The current signal generated by the PMT is directly outputted. The  optical detector module can be adjusted by voltage or potentiometer to control gain, and is characterized by low noise, high sensitivity, wide dynamic range, large bandwidth and adjustable gain.

CH277 photon counting detector is a composed of side-on PMT, high voltage power supply module, comparison and shaping circuit. It has wide spectral response and dynamic range. The detector is equipped with a cooler and controlled by a temperature controller to reduce the thermal noise of the PMT, so that it still has a good signal-to-noise ratio for very weak light measurement; It can be applied to weak light luminescence analysis and precision measurement analysis in biology, medicine, chemistry, environment and other fields. This product outputs standard TTL signal, which is convenient for data processing. Before leaving the factory, each parameter has been preset as the optimal value, and the user can use it by simply connecting according to the instructions.

CH451 photon counting detector is a composed of side-on PMT, high voltage power supply module, comparison and shaping circuit. It has wide spectral response and dynamic range. The detector is equipped with a cooler and controlled by a temperature controller to reduce the thermal noise of the PMT, so that it still has a good signal-to-noise ratio for very weak light measurement; It can be applied to weak light luminescence analysis in biology, medicine, chemistry, environment and other fields. This product outputs standard TTL signal, which is convenient for data processing. Before leaving the factory, each parameter has been preset as the optimal value, and the user can use it by simply connecting according to the instructions.

CH299 photon counting detector is a photon counter with large sensitive area, which is composed of head-on PMT, high voltage power supply module and high-speed comparison and shaping circuit. The detector is characterized by low noise, good stability, strong anti-interference and wide dynamic range. It is mainly used in weak light, precision measurement and analysis field. It has been widely used in many fields such as biology, medicine and chemistry. This product can directly output standard TTL signal to facilitate data processing.

CH326 photon counting detector is a photon counter with large sensitive area, which is composed of head-on window PMT, high voltage power supply module, comparison and shaping circuit. The detector is characterized by low noise, strong anti-interference and wide dynamic range. It is mainly used in weak light, precision measurement and analysis field. It has been widely used in many fields such as biology, medicine and chemistry. This product can directly output standard TTL signal to facilitate data processing.

Before the product leaves the factory, each parameter has been preset as the optimum value, the user just needs to connect the power supply and connect the output terminal to the counter.

CH345 photon counting detector is a new generation of small photon counter with large sensitive area, which is composed of end-on PMT, high voltage power supply module, comparison and shaping circuit. The detector is characterized by low noise, wide linear range, high stability, good consistency, strong anti-interference and small volume. It is mainly used in weak light, precision measurement and analysis field. It has been widely used in many fields such as biology, medicine and chemistry. This product can directly output standard TTL signal to facilitate data processing.

Before the product leaves the factory, each parameter has been preset as the optimum value, the user just needs to connect the power supply and connect the output terminal to the counter.

CH419 voltage output type optical detector module consists of end-on PMT, high voltage power supply, voltage dividing circuit and amplifier circuit ; The current signal generated by the PMT is converted into voltage signal after being converted and amplified.

This product is characterized by low noise, wide response frequency bandwidth, strong anti-interference and adjustable gain ; The gain can be adjusted by either voltage or potentiometer.

The product can be used in in-vitro diagnosis, fluorescence detection, material analysis and other fields.