Monochrome · Scientific Camera
sMAX04BM-CL100
- Sensor
- GSENSE2020BSI (sCMOS)
- Resolution
- 4.2 MP (2048×2048)
- Pixel size
- 6.5 µm × 6.5 µm
- Published QE
- 95%@560nm
- Read noise
- 0.97e- (HDR 11HL)
- Cooling
- Below room temperature 40 degrees Celsius

QE & Performance Curves
Complete Specifications
Sensor & Imaging
| Sensor | GSENSE2020BSI (sCMOS) |
|---|---|
| Shutter Type | Rolling shutter / global reset |
| Color Type | Monochrome |
| Resolution | 4.2 MP (2048×2048) |
| Sensor Size | 13.31 mm × 13.31 mm |
| Sensor Diagonal | 4/3" (18.82 mm) |
| Pixel Size | 6.5 µm × 6.5 µm |
Published Performance
sMAX04BM manual · p. 5| Spectral range | 200nm - 1100nm |
|---|---|
| Memory | 512MB (4Gb) |
| Conversion gain — 11bit | 1.03 |
| Conversion gain — 12bit | 0.42(HCG) 13.33(LCG) |
| Conversion gain — 12bit CMS | 0.43 |
| Conversion gain — 12bit Global reset | 0.44(HCG) 1.92(LCG) |
| Conversion gain — HDR 11HL | 0.58 |
| Conversion gain — HDR 12HL | 0.54 |
| Dynamic Range — 11bit | 61.38dB |
| Dynamic Range — 12bit | 59.73dB(HCG) 67.17dB(LCG) |
| Dynamic Range — 12bit CMS | 64.12dB |
| Dynamic Range — 12bit Global reset | 58.63dB(HCG) 61.27dB(LCG) |
| Dynamic Range — HDR 11HL | 91.83dB |
| Dynamic Range — HDR 12HL | 86.02dB |
| Read Noise — 11bit | 1.69e- |
| Read Noise — 12bit | 1.72e-(HCG) 23.25e-(LCG) |
| Read Noise — 12bit CMS | 1.07e- |
| Read Noise — 12bit Global reset | 2.08e-(HCG) 6.62e-(LCG) |
| Read Noise — HDR 11HL | 0.97e- |
| Read Noise — HDR 12HL | 1.78e- |
| Full Well Charge — 11bit | 1.98ke- |
| Full Well Charge — 12bit | 1.67ke-(HCG) 53.07ke-(LCG) |
| Full Well Charge — 12bit CMS | 1.71ke- |
| Full Well Charge — 12bit Global reset | 1.78ke-(HCG) 7.66ke-(LCG) |
| Full Well Charge — HDR 11HL | 37.85ke- |
| Full Well Charge — HDR 12HL | 35.56ke- |
| SNR — 11bit | 32.97dB |
| SNR — 12bit | 32.22dB(HCG) 47.25dB(LCG) |
| SNR — 12bit CMS | 32.34dB |
| SNR — 12bit Global reset | 32.49dB(HCG) 38.85dB(LCG) |
| SNR — HDR 11HL | 45.78dB |
| SNR — HDR 12HL | 45.51dB |
| Sensitivity | 1.1x10^8e-/((W/m2).s)@550nm |
| Dark current | Typical: 0.45e-/s/pix@ -30°C die temp |
| Quantum Efficiency | 95%@560nm |
| Exposure time range | 12us-10s |
| Gain Range | 1x – 21x |
| Binning mode | Software 2x2, 3x3. 4x4, Hardware FPGA 2x2 |
Published Data Format & Cooling
sMAX04BM manual · p. 6| Data Format | Mono 11 / Mono 12 / Mono 16 |
|---|---|
| Cooling temperature difference | Below room temperature 40 degrees Celsius |
Published Readout Modes
sMAX04BM manual · p. 6| Pixel format | Sensor operating mode | HCG/LCG switching | Model support |
|---|---|---|---|
| RAW8 | ADC 11bit | √ | √ |
| RAW8 | ADC 11bit High Speed | × | √ |
| RAW11 | ADC 11bit | √ | √ |
| RAW11 | ADC 11bit High Speed | × | √ |
| RAW12 | ADC 12bit | √ | √ |
| RAW12 | 2-CMS | × | √ |
| RAW12 | Global Reset | √ | √ |
| RAW16 (HDR 11HL) | ADC 11bit | × | √ |
| RAW16 (HDR 12HL) | ADC 12bit | × | √ |
Performance
| Frame Rate | 108 fps @ 2048×2048; 108 fps @ 1024×1024 |
|---|---|
| Exposure Time | 12 µs ~ 10 s |
| Bit Depth | 8-bit / 11-bit / 12-bit / 16-bit |
| Dynamic Range | 61.38 dB (11-bit); 59.73 dB (HCG, 12-bit) / 67.17 dB (LCG, 12-bit); HDR 91.83 dB (11HL) / 86.02 dB (12HL) |
| Sensitivity | 1.1×10⁸ e⁻/((W/m²)·s) @ 550 nm |
Interface & Connectivity
| GPIO | 1 opto-isolated input, 1 opto-isolated output, 2 non-isolated I/O ports |
|---|---|
| Data Interface | Camera Link |
| Interface | Camera Link |
Cooling & Mechanical
| Lens Mount | C-mount |
|---|---|
| Power Supply | 12 V DC |
| Dimensions | 80 mm × 80 mm × 101.5 mm |
| Weight | 860 g |
| Operating Temperature | 30 °C to +60 °C |
| Operating Humidity | 20%–80% (non-condensing) |
| Storage Temperature | 40 °C to +85 °C |
| Storage Humidity | 20%–95% (non-condensing) |
Other Published Specifications
| Model | sMAX04BM-CL100 |
|---|---|
| Operating System | Windows/Linux |
| Certification | Available on request |
Technical Files & Images
Related Products
| Selection parameter | sMAX04BM-CL100 (current) | sMAX04BMSame GSENSE2020BSI sensor | sMAX04BM-U100Same GSENSE2020BSI sensor | BIGEYE4200KMBSame GSENSE2020BSI sensor |
|---|---|---|---|---|
| Sensor | GSENSE2020BSI (sCMOS) | GSENSE2020BSI (sCMOS) | GSENSE2020BSI (sCMOS) | GSENSE2020BSI (M, UV, RS) |
| Image type | Monochrome | Monochrome | Monochrome | Monochrome |
| Resolution | 4.2 MP (2048×2048) | 4.2 MP (2048×2048) | 4.2 MP (2048×2048) | 4.2 MP (2048×2048) |
| Pixel size | 6.5 µm × 6.5 µm | 6.5 µm × 6.5 µm | 6.5 µm × 6.5 µm | 6.5 µm × 6.5 µm |
| Published QE | 95%@560nm | 95%@560nm | 95%@560nm | — |
| Read noise | 0.97e- (HDR 11HL) | 0.97e- (HDR 11HL) | 0.97e- (HDR 11HL) | — |
| Full well | 37.85ke- (HDR 11HL) | 37.85ke- (HDR 11HL) | 37.85ke- (HDR 11HL) | — |
| Frame / line rate | 108 fps @ 2048×2048; 108 fps @ 1024×1024 | 72.5 fps @ 2048×2048; 72.5 fps @ 1024×1024 | 89 fps @ 2048×2048; 100 fps @ 1024×1024 | 22 fps @ 2048×2048; 22 fps @ 1024×1024 |
| Interface | Camera Link | USB 3.0 | USB 3.0 | USB3.0 |
| Cooling / shutter | Below room temperature 40 degrees Celsius | Below room temperature 40 degrees Celsius | Below room temperature 40 degrees Celsius | Rolling Shutter |

