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Review Summary
Silver
1x Hot Shoe
1x 1/4"-20 Female
14 to 104 Degree F (-10 to 40 Degree C) at 30 to 90% Humidity
Micro Four Thirds
Effective: 20.4 Megapixel
Actual: 22.9 Megapixel
17.4 x 13 mm (Four Thirds) BSI Stacked CMOS
Sensor-Shift, 5-Axis
No
Stills & Video
Crop Factor: 2x
Mechanical Focal Plane Shutter and Electronic Rolling Shutter
Electronic Shutter: 1/32000 to 60 Seconds
Electronic Front Curtain Shutter: 1/320 to 60 Seconds
Mechanical Shutter: 1/8000 to 60 Seconds
Bulb Mode
Native: 200 to 25,600
Center-Weighted Average, Multi-Zone, Spot
Aperture Priority, Manual, Program, Shutter Priority
-5 to +5 EV (1/3, 1/2, 1 EV Steps)
2000 to 14,000K
Presets: AWB, Color Temperature, Custom
Up to 120 fps at Maximum Resolution
Yes
2/12-Second Delay
4:3
JPEG, Raw
14-Bit
H.264/H.264 Long GOP/MOV/MPEG-4 AVC 4:2:0 8-Bit:
4096x2160 at 24.00/25/30.00/50/60.00 fps (102 to 205 Mb/s)
3840x2160 at 24.00/25/30.00/50/60.00 fps (102 to 105 Mb/s)
1920x1080 at 24.00/25/30.00/50/60.00 fps (30 Mb/s)
H.265/H.265 Long GOP/MOV 4:2:0 10-Bit:
4096x2160 at 24.00/25/30.00/50/60.00 fps (77 to 155 Mb/s)
3840x2160 at 24.00/25/30.00/50/60.00 fps (155 Mb/s)
1920x1080 at 24.00/25/30.00/50/60.00 fps (162 Mb/s)
Yes
2-Hour Maximum in 4K
No
Stereo
16-Bit 48 kHz LPCM Audio
FLAT, HDR-HLG, OM-Log
Single Slot: SD/SDHC/SDXC (UHS-II)
1x Micro-HDMI Output
1x 1/8" (3.5mm) TRS Stereo Headphone Output
1x 1/8" (3.5mm) TRS Stereo Microphone Input
1x USB-C Input
1x USB-C Data Output (Shared with Power Input)
Wi-Fi 4 (802.11n) / Bluetooth 4.2
Yes: Android & iOS
App Name: OM Image Share
Functionality: Access Stored Files, Remote Control, View Live Feed
3.0" (7.6cm) (3:2)
1.62M dots
Articulating 3" Touchscreen LCD
2.36M dots
OLED Electronic Viewfinder
27mm at -1 dioptre from eyepiece lens
100%
Max. 1.37x with a 50mm lens set to infinity at -1 dioptre (depending on selected viewfinder style)
Equipped -4.0 - +2.0 diopters / built-in type
No
Fill In, Flash On, Manual, Off, Slow Sync
1/250 Second
TTL
Shoe Mount
Required, Included
Lithium Ion
Non-Universal
1
5.5 x 3.5 x 1.8" (139.3 x 88.9 x 45.8mm)
Body Only: 14.56 oz (413g)
Including battery and memory card: 17.49 oz (496g)
050332195998




Experience creative freedom redefined under open skies. The OM System OM-3 Astro is a dedicated Astrophotography camera designed to push beyond daylight, capturing stars, galaxies, red nebulas, and nightscapes with confidence & precision. From glowing horizons to silent remote dark skies, it lets you explore the universe and your creativity, wherever the night takes you.

The OM System OM-3 is a compact, high-performance mirrorless camera designed to inspire creativity on the move. With a focus on expressive image-making, it offers film-like colour and monochrome profile controls, computational photography features, and creative video functions, enabling photographers and filmmakers to craft distinctive looks straight from the camera.
At its core is a 20.4MP Stacked BSI Live MOS sensor and TruePic X processor, delivering fast shooting speeds of up to 120 fps and impressive autofocus with 1053-point Quad Pixel AF. The 7.5-stop image stabilisation helps reduce camera shake for sharp, clear results, even when shooting handheld. With 4K 60p video, IP53-rated weather sealing, and intuitive controls, the OM-3 provides the tools needed for a variety of creative projects.

The OM-3’s classic film camera-inspired design features a metal body that not only adds a premium feel but also ensures durability for outdoor photography and videography. Its traditional, tactile controls and comfortable handling make it the perfect companion for travel and street photographers, wildlife photographers, and anyone seeking a robust, portable camera with a nostalgic, film-camera aesthetic.

Unmatched image quality: Sharp, stable, and vibrant shots—wherever you go.
Compact and durable: Built to capture the stars with precision and clarity.
Astro-tuned Color & Custom Modes: Creativity, inspired by nature’s wonders.
Live Composite: Paint the night with stars, lightning, or light trails.
Starry Sky AF: Lock sharp focus on stars & capture stunning astro shots with ease.
Night Vision Mode: A live view that remains visible on low light.
IP53-Certified Weather-Sealing: Protected against dust, rain, and cold to capture stars in any condition.
High autofocus performance: Capture every split second.
Video features: Tell your story in motion.

https://explore.omsystem.com/us/en
800-622-6372
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