Ricoh GXR A12 50mm F2.5 Macro Camera Module
The Ricoh A12 50mm F2.5 Macro is a 12MP APS-C mirrorless camera — with 720p video. Check GearFocus for current availability, with buyer protection on every purchase.

Ricoh GXR A12 50mm F2.5 Macro Camera Module
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Camera Overview — Ricoh A12 50mm F2.5 Macro
Key Features — Ricoh A12 50mm F2.5 Macro
12MP APS-C CMOS Sensor: The integrated APS-C sensor delivers 12MP resolution (4288x2848 pixels), providing larger photosites and better image quality than smaller-format GXR modules.
Integrated Lens-Sensor Module: The lens and sensor are permanently paired in a single self-contained unit, ensuring optimal optical alignment and eliminating the variables introduced by interchangeable lens systems.
50mm Equivalent F2.5 Macro: The fixed macro lens allows close-up shooting with a bright F2.5 maximum aperture, suited to detail and product photography.
GXR Modular System: Mounts to the Ricoh GXR camera body via the proprietary modular interface, allowing users to swap between different lens-sensor units on a shared platform.
Contrast Detection Autofocus: Contrast-detect AF provides deliberate, precise focusing well matched to the close-up and macro distances this module is designed for.
ISO 200–3200 Range: Covers a practical spread of lighting conditions from bright daylight to moderate indoor environments.
Camera Specifications — Ricoh A12 50mm F2.5 Macro
| Spec | Detail |
|---|---|
| Use Cases | Macro, Travel |
| Type | Mirrorless |
| Sensor | APS-C |
| Resolution | 12MP |
| ISO Range | 200 – 3200 |
| AF System | Contrast Detection |
| Max Photo Resolution | 4288x2848 |
| Max Video Resolution | 720p |
| Max Frame Rate | 24fps |
| Storage Media | SD, SDHC, SDXC |
| Lens Mount | Lens Board (Technical Camera) |
Description — Ricoh A12 50mm F2.5 Macro
The Ricoh GXR A12 50mm F2.5 Macro Camera Module is a self-contained imaging unit built for the GXR modular camera platform, combining an integrated lens and sensor in a single assembly. The module's APS-C sensor produces 12MP stills at a maximum resolution of 4288x2848 pixels, offering meaningful image detail for both standard and close-up subjects. Sensitivity spans ISO 200 to 3200, giving photographers a practical range for varied lighting conditions.
Focusing is managed through a contrast detection autofocus system, with no eye tracking or subject tracking available. Storage is handled via SD, SDHC, and SDXC cards. Video recording tops out at 720p at 24fps, which is functional for basic capture needs.
Importantly, this module has no in-body or digital image stabilization, so shooting discipline matters. The mount type is a Lens Board configuration specific to the GXR system, making this module purpose-built for GXR users seeking APS-C sensor performance in a compact, modular form.
Pros — Ricoh A12 50mm F2.5 Macro
- ✓APS-C sensor size delivers larger photosites compared to smaller-format modules, per sensor.type field
- ✓12MP resolution with a maximum still output of 4288x2848 pixels provides substantial image detail
- ✓Broad storage compatibility across SD, SDHC, and SDXC card formats
Cons — Ricoh A12 50mm F2.5 Macro
- ✗No in-body or digital image stabilization of any kind, per imageStabilization fields
- ✗Video capability is limited to 720p at 24fps — well below modern recording standards
- ✗ISO ceiling of 3200 is modest, limiting available options in very low-light situations
Videos — Ricoh A12 50mm F2.5 Macro
Ricoh GXR M-mount Module Review — DigitalRev TV