| Component | Example | Possible Meaning | |-----------|---------|------------------| | Prefix | fera | Brand, model series, or factory code | | Numeric block | 161 | Size (mm/inches), voltage, or revision number | | Middle letters | mr | Motor type (e.g., “M” = motor, “R” = reversible/rotor) | | Secondary numbers | 013635 | Serial number, date code (YY/DDD), or unique ID | | Suffix | min | Minimum value, time unit (minute), or abbreviation for “minimum” |
FERA161MR013635 typically refers to the internal identification or technical code related to the Sony FE 16mm f/1.8 G fera161mr013635 min