ToupTek G3M664C Planetary Color Astronomy Camera - Extended Length Version

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- Minimum readout noise of 0.69 e⁻, ensuring clear, clean images
- Captures at up to 91 FPS at full resolution (8-bit)
- Includes an IR-cut filter for accurate color reproduction during planetary, lunar, and solar imaging
- Extended-length is specifically desgined for compatibility with Off-Axis Guiders (OAGs). The shorter flange distance provides more back-focus adjustment space, making it much easier to achieve focus across a broader range of OAG
ToupTek G3M Series Planetary Cameras
The planetary camera G3M664C adopts SONY STARVIS 2 technology, making it ideal for high-resolution planetary, lunar, solar system, and high-efficiency Near-Infrared (NIR) imaging. Featuring an ultra-low readout noise down to 0.69 e⁻, high sensitivity with a peak quantum efficiency exceeding 90% at 550nm, and a 12-bit ADC back-illuminated CMOS sensor, the G3M664C delivers 4.08-megapixel astronomical images with exceptional clarity and detail. The camera also includes hardware-level zero amp-glow technology and offers options for an IR-cut filter or AR glass to optimize performance based on your specific imaging applications.




Sony STARVIS & Exmor R Technology
The G3M664C incorporates Sony's STARVIS 2 image sensor technology, delivering a broader photosensitivity range and superior dynamic performance. STARVIS 2 enhances infrared-band imaging capabilities in low-light environments, featuring significantly reduced dark current and lower readout noise. It maintains high SNR (Signal-to-Noise Ratio) and exceptional clarity even when capturing high-contrast subjects.
With its larger sensor size and higher resolution compared to the G3M662C, the G3M664C makes your astrophotography more efficient and effortless, capturing clearer and more detailed celestial images.


High-Efficiency Near-Infrared Imaging
The G3M664C exhibits exceptional sensitivity in the near-infrared (NIR) band, significantly enhancing the texture and detail rendition of planets. When paired with an 850nm IR-pass filter or 890nm methane filter, it enables targeted imaging of Jupiter and Saturn. This camera is also well-suited for capturing NIR images of celestial bodies like the Sun, lunar surface, and other planets.
- Higher stability and greater resistance to atmospheric seeing disturbances
- QE (Quantum Efficiency) exceeds 90% at 550nm
- Enhanced photon utilization efficiency for capturing faint astronomical objects


DDR3 High-Speed Buffer
Equipped with a USB 3.0 high-speed interface and 512MB DDR3 high-speed buffer, this camera significantly reduces amp-glow caused by image data buffering. The advanced buffer system ensures stable and smooth data transmission for uninterrupted imaging sessions.


OAG Compatibility
The extended-length version supports OAGs from third-party brands ( when used with a guide camera). It's elongated design provides greater adjustable range while maintaining the original sensor flange distance.


Zero Amp-Glow Technology
The G3M664C achieves "zero amp-glow" at the hardware level. Whether under long exposure or high gain settings, your resulting images remain pristine and clean, free from unwanted thermal artifacts.
Specifications
-
Sensor Model: Sony IMX664 Color CMOS (STARVIS 2 back-illuminated)
-
Sensor Size: 1/1.8-inch Format
-
Resolution: 4.08 Megapixels (2688 × 1520 pixels)
-
Pixel Size: 2.0µm × 2.0µm
-
ADC Bit Depth: 12-bit
-
Peak Quantum Efficiency: Exceeds 90% at 550nm
-
Read Noise: 0.69e⁻ minimum
-
Gain Modes: Supports HCG (High Conversion Gain), LCG (Low Conversion Gain), and HDR modes
-
Amp-Glow Design: Hardware-level Zero Amp-Glow Technology
-
Optical Window Options: IR-Cut filter
- Back Focus Distance: 12.5 mm for Standard Version (C-mount)
-
Maximum Frame Rate (8-bit Output via USB 3.0): 91 FPS @ 2688 × 1520
-
Data Interface: USB 3.0 (Includes ST4 Guide Port and 512MB DDR3 Buffer)
-
Primary Target Applications: High-resolution planetary, lunar, solar system, and Near-Infrared (NIR) imaging
Mechanical Diagrams






Multi-Mode Flexible Switching




Other Information
- Country of Manufacture: China
ToupTek G3M Series Planetary Cameras
The planetary camera G3M664C adopts SONY STARVIS 2 technology, making it ideal for high-resolution planetary, lunar, solar system, and high-efficiency Near-Infrared (NIR) imaging. Featuring an ultra-low readout noise down to 0.69 e⁻, high sensitivity with a peak quantum efficiency exceeding 90% at 550nm, and a 12-bit ADC back-illuminated CMOS sensor, the G3M664C delivers 4.08-megapixel astronomical images with exceptional clarity and detail. The camera also includes hardware-level zero amp-glow technology and offers options for an IR-cut filter or AR glass to optimize performance based on your specific imaging applications.




Sony STARVIS & Exmor R Technology
The G3M664C incorporates Sony's STARVIS 2 image sensor technology, delivering a broader photosensitivity range and superior dynamic performance. STARVIS 2 enhances infrared-band imaging capabilities in low-light environments, featuring significantly reduced dark current and lower readout noise. It maintains high SNR (Signal-to-Noise Ratio) and exceptional clarity even when capturing high-contrast subjects.
With its larger sensor size and higher resolution compared to the G3M662C, the G3M664C makes your astrophotography more efficient and effortless, capturing clearer and more detailed celestial images.


High-Efficiency Near-Infrared Imaging
The G3M664C exhibits exceptional sensitivity in the near-infrared (NIR) band, significantly enhancing the texture and detail rendition of planets. When paired with an 850nm IR-pass filter or 890nm methane filter, it enables targeted imaging of Jupiter and Saturn. This camera is also well-suited for capturing NIR images of celestial bodies like the Sun, lunar surface, and other planets.
- Higher stability and greater resistance to atmospheric seeing disturbances
- QE (Quantum Efficiency) exceeds 90% at 550nm
- Enhanced photon utilization efficiency for capturing faint astronomical objects


DDR3 High-Speed Buffer
Equipped with a USB 3.0 high-speed interface and 512MB DDR3 high-speed buffer, this camera significantly reduces amp-glow caused by image data buffering. The advanced buffer system ensures stable and smooth data transmission for uninterrupted imaging sessions.


OAG Compatibility
The extended-length version supports OAGs from third-party brands ( when used with a guide camera). It's elongated design provides greater adjustable range while maintaining the original sensor flange distance.


Zero Amp-Glow Technology
The G3M664C achieves "zero amp-glow" at the hardware level. Whether under long exposure or high gain settings, your resulting images remain pristine and clean, free from unwanted thermal artifacts.
Specifications
-
Sensor Model: Sony IMX664 Color CMOS (STARVIS 2 back-illuminated)
-
Sensor Size: 1/1.8-inch Format
-
Resolution: 4.08 Megapixels (2688 × 1520 pixels)
-
Pixel Size: 2.0µm × 2.0µm
-
ADC Bit Depth: 12-bit
-
Peak Quantum Efficiency: Exceeds 90% at 550nm
-
Read Noise: 0.69e⁻ minimum
-
Gain Modes: Supports HCG (High Conversion Gain), LCG (Low Conversion Gain), and HDR modes
-
Amp-Glow Design: Hardware-level Zero Amp-Glow Technology
-
Optical Window Options: IR-Cut filter
- Back Focus Distance: 12.5 mm for Standard Version (C-mount)
-
Maximum Frame Rate (8-bit Output via USB 3.0): 91 FPS @ 2688 × 1520
-
Data Interface: USB 3.0 (Includes ST4 Guide Port and 512MB DDR3 Buffer)
-
Primary Target Applications: High-resolution planetary, lunar, solar system, and Near-Infrared (NIR) imaging
Mechanical Diagrams






Multi-Mode Flexible Switching




- 1x Camera Body
- 1x USB 3.0 Data Cable (2m, Type-A to Type-B)
- 1x ST4 Guide Cable (2m)
- 1x 1.25" Nosepiece
- 1x Quick Start Guide
- Minimum readout noise of 0.69 e⁻, ensuring clear, clean images
- Captures at up to 91 FPS at full resolution (8-bit)
- Includes an IR-cut filter for accurate color reproduction during planetary, lunar, and solar imaging
- Extended-length is specifically desgined for compatibility with Off-Axis Guiders (OAGs). The shorter flange distance provides more back-focus adjustment space, making it much easier to achieve focus across a broader range of OAG
ToupTek G3M Series Planetary Cameras
The planetary camera G3M664C adopts SONY STARVIS 2 technology, making it ideal for high-resolution planetary, lunar, solar system, and high-efficiency Near-Infrared (NIR) imaging. Featuring an ultra-low readout noise down to 0.69 e⁻, high sensitivity with a peak quantum efficiency exceeding 90% at 550nm, and a 12-bit ADC back-illuminated CMOS sensor, the G3M664C delivers 4.08-megapixel astronomical images with exceptional clarity and detail. The camera also includes hardware-level zero amp-glow technology and offers options for an IR-cut filter or AR glass to optimize performance based on your specific imaging applications.




Sony STARVIS & Exmor R Technology
The G3M664C incorporates Sony's STARVIS 2 image sensor technology, delivering a broader photosensitivity range and superior dynamic performance. STARVIS 2 enhances infrared-band imaging capabilities in low-light environments, featuring significantly reduced dark current and lower readout noise. It maintains high SNR (Signal-to-Noise Ratio) and exceptional clarity even when capturing high-contrast subjects.
With its larger sensor size and higher resolution compared to the G3M662C, the G3M664C makes your astrophotography more efficient and effortless, capturing clearer and more detailed celestial images.


High-Efficiency Near-Infrared Imaging
The G3M664C exhibits exceptional sensitivity in the near-infrared (NIR) band, significantly enhancing the texture and detail rendition of planets. When paired with an 850nm IR-pass filter or 890nm methane filter, it enables targeted imaging of Jupiter and Saturn. This camera is also well-suited for capturing NIR images of celestial bodies like the Sun, lunar surface, and other planets.
- Higher stability and greater resistance to atmospheric seeing disturbances
- QE (Quantum Efficiency) exceeds 90% at 550nm
- Enhanced photon utilization efficiency for capturing faint astronomical objects


DDR3 High-Speed Buffer
Equipped with a USB 3.0 high-speed interface and 512MB DDR3 high-speed buffer, this camera significantly reduces amp-glow caused by image data buffering. The advanced buffer system ensures stable and smooth data transmission for uninterrupted imaging sessions.


OAG Compatibility
The extended-length version supports OAGs from third-party brands ( when used with a guide camera). It's elongated design provides greater adjustable range while maintaining the original sensor flange distance.


Zero Amp-Glow Technology
The G3M664C achieves "zero amp-glow" at the hardware level. Whether under long exposure or high gain settings, your resulting images remain pristine and clean, free from unwanted thermal artifacts.
Specifications
-
Sensor Model: Sony IMX664 Color CMOS (STARVIS 2 back-illuminated)
-
Sensor Size: 1/1.8-inch Format
-
Resolution: 4.08 Megapixels (2688 × 1520 pixels)
-
Pixel Size: 2.0µm × 2.0µm
-
ADC Bit Depth: 12-bit
-
Peak Quantum Efficiency: Exceeds 90% at 550nm
-
Read Noise: 0.69e⁻ minimum
-
Gain Modes: Supports HCG (High Conversion Gain), LCG (Low Conversion Gain), and HDR modes
-
Amp-Glow Design: Hardware-level Zero Amp-Glow Technology
-
Optical Window Options: IR-Cut filter
- Back Focus Distance: 12.5 mm for Standard Version (C-mount)
-
Maximum Frame Rate (8-bit Output via USB 3.0): 91 FPS @ 2688 × 1520
-
Data Interface: USB 3.0 (Includes ST4 Guide Port and 512MB DDR3 Buffer)
-
Primary Target Applications: High-resolution planetary, lunar, solar system, and Near-Infrared (NIR) imaging
Mechanical Diagrams






Multi-Mode Flexible Switching




Other Information
- Country of Manufacture: China
- 1x Camera Body
- 1x USB 3.0 Data Cable (2m, Type-A to Type-B)
- 1x ST4 Guide Cable (2m)
- 1x 1.25" Nosepiece
- 1x Quick Start Guide

ToupTek G3M664C Planetary Color Astronomy Camera - Extended Length Version
