Addendum: 
Cameras

ZWO ASI120MM Mono

updated: 2021-07-19


The ASI120MM Mono as Guide Camera


Camera

ZWO ASI120MM Mono

Property

Mono CCD Camera

Megapixels

1.2 Mega Pixels

No. of Pixels

1280×960

Sensor [mm]

1/3″ CMOS AR0130CS(Mono)

Diagonal [mm]

23.104

Surface Area [mm²]


Pixel pitch [µm]

3.75µm

Pixel area [µm²]

21.43

Pixel density [MP/cm²]

4.55

Binning

1:1 and 2:2

Bit depth

12

Full Well Capacity (Electrons)

63.700 e

Read Noise (RMS)

1,2e @35db Gain

Quantum Efficiency

75

ADC

14 Bit

DDR Buffer

256 MB

Max FPS at full resolution

19FPS

Exposure time

64µs-2000s

Shutter

Rolling Shutter

Non-volatile memory/On camera storage:

Build-in total 192K byte user-accessible space(image size up to 480X320)

ST-4 Guider Port

Yes

Back Focus Distance to Sensor

8.5mm

Interface

USB2.0



Reference:

[1] Product description ZWO

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