What this part does A practical flash lamp accessory that functions as an aperture/control ring for photo flash heads and lamp covers. Simple in shape but built to perform reliably during shoots. Key benefits — why you need it Light control: provides a defined aperture for shaping and controlling flash output when used with compatible covers. Fast setup: easy to attach and use so you spend less time on gear and more on shooting. Dependable durability: constructed from a hard, well-selected alloy that resists wear and keeps performance consistent over time. Main features Material: reliable alloy construction for strength and long life. Design: compact, straightforward shape that integrates with existing flash lamp components. Durability: hard material chosen for repeated use in studio and field environments. Compatibility: designed for standard lamp covers with a diameter of 18 cm. Performance and reliability Stable mounting and consistent aperture behavior when used with compatible covers. Low-maintenance construction that withstands regular handling and transport. Practical use cases Studio portraits: fit the aperture to a standard 18 cm cover to shape flash output for headshots and 3/4 portraits. Product photography: control spill and direct light when shooting small to medium objects with an 18 cm cover. Event or on-location work: quick attachment and durable alloy construction let you use it reliably during fast-paced shoots. What to check before purchase Confirm your flash or lamp cover is a standard model with an 18 cm diameter to ensure proper fit and function. Intended as a component/part for photography lamps — compatible with setups that accept standard 18 cm covers. Summary A no-nonsense, professional-grade aperture accessory for flash lamps: durable alloy construction, simple reliable design, and made to fit standard 18 cm covers for consistent light control.