HAMAMATSU R4220 Photomultiplier

( Brand: Hamamatsu ), ( Model: R4220 ), ( Country/region Of Manufacture: Japan )

Review HAMAMATSU Photomultiplier

The Hamamatsu R4220 Photomultiplier Tube (PMT) is a high-performance device designed for various applications in the field of photon detection. This PMT, manufactured by the renowned Japanese company Hamamatsu Photonics, is known for its exceptional quality and reliability.

The Hamamatsu R4220 PMT is a multianode device, featuring a 25 mm diameter photocathode with a quantum efficiency of up to 22% at 420 nm, making it an excellent choice for applications requiring ultraviolet (UV) and visible light detection. The photocathode is made of bialkali material, ensuring a wide dynamic range and low dark count rate.

The PMT is equipped with a 9-stage dynode chain, which provides a high gain of up to 10 6, enabling it to detect single photons with high sensitivity. The dynodes are made of a bi-alkali material, ensuring stable operation and high gain over time.

The Hamamatsu R4220 PMT is designed for operation in high voltage environments, with a maximum recommended operating voltage of 1700 V. It features a built-in base, making it easy to mount and connect to external circuitry. The PMT is also equipped with a built-in suppressor to reduce noise and improve signal-to-noise ratio.

The Hamamatsu R4220 Photomultiplier Tube is housed in a sealed vacuum tube, ensuring long-term stability and reliability. It is also vacuum-sealed to prevent contamination and degradation of the photocathode. The PMT is available in various base types, including GC, S20, and S27, making it compatible with a wide range of amplifier and readout systems.

In conclusion, the Hamamatsu R4220 Photomultiplier Tube is a versatile and high-performance device, ideal for a wide range of photon detection applications in fields such as scientific research, medical imaging, and industrial inspection. Its high gain, wide dynamic range, and excellent UV sensitivity make it a valuable tool for researchers and engineers seeking to detect and analyze photons at the single-photon level.

1. High Sensitivity: The R4220 photomultiplier tube (PMT) is known for its high photon detection efficiency, making it an excellent choice for low-light applications.

2. Wide Dynamic Range: It offers a wide dynamic range, which means it can detect a wide range of photon intensities, from very faint to quite strong.

3. Excellent Energy Resolution: The R4220 PMT provides excellent energy resolution, which is crucial for applications requiring precise energy discrimination, such as in particle physics or nuclear spectroscopy.

4. Stable Performance: Hamamatsu PMTs are known for their stability and reliability, ensuring consistent performance over time.

5. Robust Construction: The R4220 PMT is built with a robust construction, making it suitable for harsh environmental conditions and long-term use.

1. High Cost: Compared to other photomultiplier tubes, the R4220 is quite expensive due to its high-quality materials and advanced design.

2. Requires Special Handling: The R4220 PMT requires special handling and care due to its delicate internal structure.

3. Limited Availability: Being a high-end product, the R4220 PMT may not be as widely available as other photomultiplier tubes, which could make it harder to find replacements or spare parts.

The Hamamatsu R4220 photomultiplier tube is an excellent choice for applications that require high sensitivity, wide dynamic range, and excellent energy resolution. Its robust construction and stable performance make it suitable for long-term use in harsh environmental conditions. However, its high cost and limited availability are significant considerations. If the application's requirements can be met with a less expensive or more widely available PMT, it may be more cost-effective to choose an alternative.

If the application's requirements align with the capabilities of the Hamamatsu R4220, and the cost and availability are not prohibitive, then this photomultiplier tube is a recommended choice. Its high-quality performance will provide reliable and accurate results, making it a valuable investment in the long run.

Details:

Hamamatsu R4220pha side on with socket.

part #: r4220 prices

• $345.00-$599.00

specifications lablaserphotonicszo:

• brand: Hamamatsu
• model: R4220
• country/region of manufacture: Japan

Returns:

• policy: no returns

General:

• in stock: Yes
• Business & Industrial > Healthcare, Lab & Life Science > Lab Equipment > Lab Lasers & Photonics
• condition: Used

Ratings:

1. Thank You ! Parcel well received ! 12-22-14
2. A+, Excellent product, Fast shipping, Thanks 11-06-14
3. Good deal 12-09-14
4. Thank You very much A+++ 12-02-14
5. Good deal. Tubes OK 12-27-14

Offer:

• # bids: 0
• quantity: 10
• Started: January 21, 2015, 4:08 am
• # Sold: 0
• best offer: true

Shipping:

• handling: 3 days
• cost: $0.0
• type: Flat

Payments:

• PayPal

Seller:

• zipcode: 90706
• city: Bellflower, California

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