
( Brand: Hamamatsu ), ( Manufacturer Part Number: H957-18 ), ( Part Type: Detector Tube )
The Hamamatsu Photomultiplier Tube H957-18 (207191-N2) is a distinguished piece of optical detection equipment, renowned for its exceptional performance and versatility in various scientific and industrial applications. This photomultiplier tube, manufactured by the esteemed Hamamatsu Photonics K.K., is a key component in systems that require sensitive and efficient detection of photons across a broad spectrum of wavelengths.
The H957-18 PMT features a photocathode with a peak sensitivity at 420 nm, making it particularly suitable for applications involving blue and ultraviolet light. The photocathode material, a bialkali composition, ensures excellent quantum efficiency, enabling the detector to convert a significant portion of the incoming photons into electrical signals.
This photomultiplier tube boasts a high gain of up to 8x10 6, allowing it to amplify weak signals to levels that can be easily measured and processed. The internal structure of the H957-18 consists of a series of dynodes, each of which multiplies the incoming electrons, thereby enhancing the overall sensitivity of the detector.
The Hamamatsu H957-18 PMT is housed in a rugged, high-vacuum-compatible glass envelope to ensure longevity and stability under demanding conditions. The tube is also equipped with a base that facilitates easy connection to external electronics, such as preamplifiers and power supplies.
In summary, the Hamamatsu Photomultiplier Tube H957-18 (207191-N2) is an indispensable tool for researchers and engineers who require a highly sensitive and versatile photon detector. Its exceptional performance, combined with its broad spectral response and robust construction, make it an ideal choice for a wide range of applications, from basic scientific research to advanced industrial instrumentation.
1. High Quantum Efficiency: The Hamamatsu PMT H957-18 offers a high quantum efficiency, making it an excellent choice for applications that require a high photon detection efficiency.
2. Wide Dynamic Range: This photomultiplier tube has a wide dynamic range, which allows it to detect a broad range of photon intensities, from low light to high light levels.
3. Low Noise: The H957-18 model is known for its low noise level, ensuring accurate and reliable results in various scientific and industrial applications.
4. Durable Construction: Hamamatsu is renowned for its high-quality products, and the H957-18 is no exception. Its durable construction ensures long-lasting performance.
Cons:1. High Price: The Hamamatsu PMT H957-18 is a premium product and is significantly more expensive than other photomultiplier tubes on the market.
2. Requires Careful Handling: Due to its delicate nature, the H957-18 requires careful handling to prevent damage and maintain its performance.
3. Power Consumption: Compared to some other photomultiplier tubes, the H957-18 has a higher power consumption, which might be a concern in applications where power efficiency is important.
Conclusion:The Hamamatsu PMT H957-18 is a high-performance photomultiplier tube suitable for various applications that require high quantum efficiency, a wide dynamic range, and low noise. However, its high price, power consumption, and careful handling requirements are factors to consider before making a purchase.
Recommendation:If budget is not a constraint and the high-performance characteristics of the Hamamatsu PMT H957-18 are essential for your application, then this photomultiplier tube is a recommended choice. If you're looking for a more cost-effective option, consider other photomultiplier tubes that offer similar performance but at a lower price point. Always ensure to research and compare various products to find the best fit for your specific application.
No return accepted. All return shipping charges must be prepaid by the customer.
Hamamatsu pmt H957-18 detector assembly, photomultiplier tube n2used, working condition please see the pictures for more detail.