Ø72.8 mm fresnel lenses for architectural and stage lighting compatible with all LED types and sizes
HELENA is a Ø72.8 mm fresnel lens engineered using Diamond turning methods that allow LEDiL to manufacture to an accuracy of a hundredth of a millimetre. HELENA has been designed to sit very close to the light source allowing a compact fixture design. HELENA-A is designed for a maximum intensity peak. HELENA-B is manufactured with some pillow texturing on the top side of the lens to widen and smoothen the light fractionally. Both are manufactured from PC. HELENA family works with all LED types and produces 20–30˚ beam.