My Astro Shop


GSTAR-EX3 - Colour Hi-Resolution Astronomy Camera

The amazing GSTAR-EX3 colour camera is your passport to live viewing and imaging the night sky and can basically do most everything you need in one camera.

Suitable for the novice to advanced amateur astronomers the GSTAR-EX3 is an imager and auto-guider that can reveal stunning live views on a computer monitor in conjunction with its powerful supplied software. With better overall functionality and performance and also offering a slightly wider field of view than its predecessors, the GSTAR-EX3 camera is USB plug and play ready utilising latest high-speed USB3 technology with new generation Sony Exmor series image sensor and inbuilt thermal cooling fins and air extraction fan.

The camera is capable of incredible full colour 8 bit frame rate speeds of up to 190 fps @ 640 X 480 and faster @ 320 X 240 using ROI (Region of Interest) cropping.


Image Sensor: Sony Exmor colour
Size: 1/1.8" (8.92mm diagonal) UV-IR cut filter built-in
Resolution: 3072 x 2048 (6.3 mega pixels)
Pixels: 2.4um x 2.4um
Bit Depth: 8 bit and 14 bit
Frame rates: up to 195 fps (8 bit 640 x 480 with ROI)
Output Resolution: 3040 x 2048 (1520 x 1024 binned mode)
Dust Protection: AR dust protective window.
Exposure: 0.244 sec ~16 mins
Cooling: Vented Cooling Fan (on/off controllable)
Connection: USB3 (also USB2.0)
Power: USB powered
Dimensions: 84 (L) x 67mm (W)
Weight:300 grams
Thread: M42 female
Nosepiece: M42 male to 1.25 inch (threaded for 1.25" filters)
Nosepiece and c-mount lens adaptor ring M42 male to C-mount female
Auto-Guiding: ST4 compliant with ASCOM and WDM drivers
Cables: USB3 and Auto-guide supplied
Video output formats: AVI and SER
Still image formats: TIF, FIT, BMP, JPEG, PNG


Includes powerful live viewing, live stacking and capture softwares, ASCOM drivers and auto-guiding software. Real-time dark and flat field frame subtraction, image stacking and alignment. Also features powerful post processing software.
Also includes our renowned GSTAR4 capture fully feature updated V4.56 for those who just want the basics with database recording.

Compatible with WIN XP, WIN7 WIN8 and WIN10 and Intel USB3 control ports.

Complete technical, servicing and warranty support in Australia.



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