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Key Models & SpecificationsKonica produced several iterations of the Big Mini Zoom, varying by focal length, battery requirements, and unique mechanical quirks.
- Konica Big Mini BM-510Z (and 411Z / 311Z):
- Lens: 35–70mm f/3.9–7.4 (6 elements in 5 groups).
- Features: Infrared active autofocus, macro close-up capability, panoramic cropping mode, and an electronic shutter scaling down to 1/360s.
- Power: Runs on either a CR123A or a CR-P2 3V lithium battery, depending on the exact sub-model region.
- Konica Big Mini BM-510Z (and 411Z / 311Z):






