A projection lamp uses a detachable patterned lens group to project various optical patterns.
An iris diaphragm system uses shutter blades with transparent regions to adjust aperture size and shape.
A sunlight projector uses collimator units to shape divergent fiber output into a continuous large emitting face.
Asymmetric hexagonal and round lenses maximize emission area while maintaining a circular outline.
A reusable modular control unit drives thin LED labels to create dynamic lighting effects on beverage containers.