Olympus MC-20 2x Teleconverter

The colour or combination of colours that a product is available in, expressed as common names such as "Black", "Silver" or comma‑separated lists like "Black, White". It indicates the visual appearance of the item for consumers.

The linear measurement across a circular or round object, taken through its center. It is expressed in units of length such as millimeters, centimeters, inches, or feet and represents the widest span of the item.

The linear dimension of a product measured in a standard unit such as meters, centimeters or inches. It represents the overall size along one axis and is used to compare physical dimensions across similar items.

The aspect ratio describes the proportional relationship between the width and height of a lens’s image circle or sensor coverage, expressed as a simple fraction (e.g., 12/9). It indicates how wide or tall the captured image will be relative to its other dimension. This value helps users compare lenses for compatibility with camera sensors and desired framing.

The optical magnification factor of a camera lens, expressed as a multiplier (e.g., 2x, 10x). It indicates how many times larger an object appears compared to its actual size when viewed through the lens.