Ricoh GR III Street Edition Kit

The minimum and maximum f‑number (aperture value) that a camera lens or optical system can achieve, expressed as a numeric range (e.g., "F1.4-F16") or a single value when only one aperture is available. It indicates the zoom and light‑gathering capability of the lens.

A list of the memory card formats that a product can read or write, such as SD, microSD, SDHC, SDXC, XQD, CFexpress, and other proprietary types. Each entry represents a distinct card format compatible with the device’s built‑in reader or slot.

The distance between the optical center of a lens and its image plane, expressed in millimetres. It can be a single value for fixed‑focal lenses or a range indicating the minimum and maximum focal lengths covered by zoom optics. This measurement helps users understand the field of view and zoom capability of cameras, lenses, and other optical devices.