T1012 Series 1 1/8" Side-on Photomultiplier Tubes (PMT)

The T1012 series is a high-performance 1 1/8" side-on photomultiplier tube featuring a 9-stage circular-focused dynode structure. With a quartz glass window and multi-alkali photocathode, it delivers exceptional sensitivity from the ultraviolet to the near-infrared region, making it ideal for low-light-level detection and spectroscopic applications.
 
Key Specifications
 
General Specifications
 
- Window Material: Quartz glass
- Photocathode Material: Multi-alkali
- Cathode Area: 8 × 24 mm²
- Dynode Structure: Circular-focused (9-stage)
- Spectral Response Range:
- T1012-1 / T1012-2: 165 – 900 nm
- T1012-3: 165 – 870 nm
- Rise Time: 2.2 ns
- Transit Time Spread (TTS): 1.2 ns
- Operating Temperature: –30°C to +50°C
- Storage Temperature: –50°C to +50°C
 
Model Comparison
 
T1012-1
 
- Spectral Response: 165 – 900 nm
- Cathode Luminous Sensitivity: 140 – 250 µA/lm
- Anode Luminous Sensitivity: 1400 – 2500 A/lm
- Anode Dark Current (after 30min): ≤ 350 nA
- Gain: 1 × 10⁷
- Supply Voltage: 1250 V
 
T1012-2
 
- Spectral Response: 165 – 900 nm
- Cathode Luminous Sensitivity: 140 – 250 µA/lm
- Anode Luminous Sensitivity: 1500 – 2000 A/lm
- Anode Dark Current (after 30min): ≤ 350 nA
- Gain: 8 × 10⁶
- Supply Voltage: 1250 V
 
T1012-3
 
- Spectral Response: 165 – 870 nm
- Cathode Luminous Sensitivity: 80 µA/lm (Typ.)
- Anode Luminous Sensitivity: 300 A/lm (Typ.)
- Anode Dark Current (after 30min): ≤ 3 nA
- Gain: 3.3 × 10⁶
- Average Anode Current: 0.1 mA
 
Features
 
- Wide Spectral Response: UV to NIR coverage (165–900nm) for versatile applications
- High Sensitivity: Multi-alkali photocathode for excellent quantum efficiency
- Fast Time Response: 2.2ns rise time and 1.2ns TTS for precise timing measurements
- Low Dark Current: Minimal noise for low-light-level detection
 
Typical Applications
 
- Spectroscopy
- Analytical instrumentation
- Low-light-level detection
- UV to NIR light measurement
- Fluorescence and luminescence analysis
- Medical and research laboratories