ZW Optical

Cooled USB 3.0 medium format monochrome camera with powerful 44x33 mm sensor for ultimate class astrophotography

• Powerful, regulated Peltier cooling up to 35 °C below ambient temperature
• Medium format sensor Sony IMX461 (44x33 mm) with 100 megapixels
• High resolution due to 3.76 µm pixels
• Peak quantum efficiency 91%!
• 16 bit ADC - dynamic range like a CCD sensor for more gradations
• No more disturbing amplifier glow (amp glow)
• Anti-Dew heating already built in
• Working distance only 22.5 mm from M68 female thread
• With only 910 grams a lightweight for its size - does not stress the focuser much
• USB 3.0 for fast data transfer
• DDR3 buffer for stable data transfer

A powerful color camera with Peltier cooling for a very competitive price - the CMOS camera can be used in any field of astrophotography.

• Sensor: 1/1.2" CMOS IMX585 with 8.29 megapixel resolution
• Sensor size: 6.26 mm x 11.13 mm - Diagonal: 12.84 mm
• Very high resolution: 3840 x 2160 pixels with 2.9 µm size
• Approx. 91 % QE - high sensitivity for short exposure times
• Powerful pelier cooling up to 35 °C below ambient temperature
• High frame rate of 47 fps also suitable for EAA
• Full well capacity 40 ke-
• Starvis 2 technology with back illumination
• USB 3.0 for fast image download
• DDR Memory Buffer 512MB
• 12 bit ADC
• No amplifier glow (amp glow)
• Extensive scope of delivery

A powerful monochrome camera with Peltier cooling for a very reasonable price - the CMOS camera can be used in any field of astrophotography.

• Sensor: 1/1.2" CMOS IMX585 with 8.29 megapixel resolution
• Sensor size: 6.26 mm x 11.13 mm - Diagonal: 12.84 mm
• Very high resolution: 3840 x 2160 pixels with 2.9 µm size
• Approx. 91 % QE - high sensitivity for short exposure times
• Powerful pelier cooling up to 35 °C below ambient temperature
• High frame rate of 47 fps also suitable for EAA
• Full well capacity 40 ke-
• Starvis 2 technology with back illumination
• USB 3.0 for fast image download
• DDR Memory Buffer 512MB
• 12 bit ADC
• No amplifier glow (amp glow)
• Extensive scope of delivery

Cooled USB 3.0 astro camera with Sony IMX571 color sensor AND guiding sensor in one housing

• Imaging and guiding with only one telescope - without off-axis guider - due to the integrated guiding sensor
• Highly sensitive guiding sensor
• Powerful Peltier cooling
• Sony IMX571 APS-C format color sensor - back-illuminated
• High resolution due to 3.76 µm pixels
• 16 bit ADC - dynamic range like a CCD sensor
• Anti-dew heater already installed
• No amplifier glow
• Telescope side connection: M54x0.75 female thread
• Working distance only 17.5 mm from the internal thread
• Telescope and mount in the third picture are for illustration only and not included.

Cooled astro camera with Sony IMX571 color sensor, guiding sensor and ASIAir in one housing

• Imaging and guiding with only one telescope - without off-axis guider - due to the integrated, highly sensitive guiding sensor
• ASIAir Mini controller integrated
• Powerful Peltier cooling
• Sony IMX571 APS-C format color sensor - back-illuminated
• High resolution due to 3.76 µm pixels
• 16 bit ADC - dynamic range like a CCD sensor
• Anti-dew heater already installed
• No amplifier glow
• Guiding sensor 7.68 mm x 4.32 mm and 4 µm pixels
• Telescope side connection: M54x0.75 female thread
• Working distance only 17.5 mm from the internal thread
• Hub with 4x USB 2.0 type A ports
• 2x 5.5/2.1 mm outputs (3rd socket as input)
• USB Type C port for data transfer to the computer
• Wi-Fi
• Bluetooth (only connection to AM3/AM5)

Cooled astro camera with Sony IMX571 monochrome sensor, guiding sensor and ASIAir in one housing

• Imaging and guiding with only one telescope - without off-axis guider - due to the integrated, highly sensitive guiding sensor
• ASIAir Mini controller integrated
• Powerful Peltier cooling
• Sony IMX571 APS-C format monochrome sensor - back-illuminated
• High resolution due to 3.76 µm pixels
• 16 bit ADC - dynamic range like a CCD sensor
• Anti-dew heater already installed
• No amplifier glow
• Guiding sensor 7.68 mm x 4.32 mm and 4 µm pixels
• Telescope side connection: M54x0.75 female thread
• Working distance only 17.5 mm from the internal thread
• Hub with 4x USB 2.0 type A ports
• 2x 5.5/2.1 mm outputs (3rd socket as input)
• USB Type C port for data transfer to the computer
• Wi-Fi
• Bluetooth (only connection to AM3/AM5)

Cooled USB 3.0 astro camera with Sony IMX571 monochrome sensor AND guiding sensor in one housing

• Imaging and guiding with only one telescope - without off-axis guider - due to the integrated guiding sensor
• Highly sensitive guiding sensor
• Powerful Peltier cooling
• Sony IMX571 APS-C format monochrome sensor - back-illuminated
• High resolution due to 3.76 µm pixels
• 16 bit ADC - dynamic range like a CCD sensor
• Anti-dew heater already installed
• No amplifier glow
• Telescope side connection: M54x0.75 female thread
• Working distance only 17.5 mm from the internal thread
• Telescope and mount in the third picture are for illustration only and not included.

Cooled USB 3.0 APS-C format color astro camera with powerful 23.5 x 15.7 mm back-illuminated CMOS sensor with 16 bit for astrophotography

• Powerful Peltier cooling
• Sony IMX571 APS-C format color sensor - back-illuminated
• High resolution due to 3.76 µm pixels
• 16 bit ADC - dynamic range like a CCD sensor
• Anti-dew heater already installed
• No amplifier glow
• Telescope side connection: M42x0.75 female thread
• Working distance only 17.5 mm from the internal thread

The ASI 294MC is the first camera with the newest Sony sensor IMX294CJK. Ideal astro camera for solar, lunar and planetary photography and for deep sky.

• Sensor: Sony 4/3" CMOS Color Sensor IMX294CJK
• Sensor diagonal 23.2 mm (measured by ZWO)
• Pixel: 4.63 µm pixel size - 4144 x 2822 pixels
• Short download time through USB 3.0 - can also be used with USB 2.0
• AR protection window built-in - full transmission even in infrared
• Connection: T2, 1,25" and 2"
• Extremely high sensitivity through "back-illuminated" sensor. QE more than 75%
• You can photograph dim nebulae and galaxies with only 30 seconds exposure time.
• Extremely short exposure times allows high-resolution images of sun, moon and planets. The seeing is "frozen".
• Extensive scope of delivery

The camera offers a very high resolution and can be used for lunar and planetary photography, EAA and also for deep sky astrophotography.

• Sensor: 1/2.8" CMOS IMX662 mono with 2.1 megapixels resolution
• Sensor size: 5.568 mm x 3.132 mm - diagonal: 6.45 mm
• Very high resolution: 2.9 µm pixel size
• SONY STARVIS 2 technology - back illuminated pixel technology
• With approx. 91% QE a high sensitivity for short exposure times
• USB 3.0 for fast download of images
• Very low readout noise (from 0.8 e-)
• Very well suited for EAA due to high frame rate of 107 fps
• 38 ke- full well
• 12 bit ADC
• No more amp glow detectable
• Passive cooling with heat dissipation against heating of the sensor during long time exposures
• Good suitability for deep sky imaging
• Rich field lens (removable) included in scope of delivery
• AR coated protection filter built in with full transmission also in infrared
• ST4 level autoguiding interface included