Single Lens System
The standard configuration using one high-intensity Fresnel lens. Simple, effective, and perfect for most home theater setups.
Two Lens System
For advanced users, a dual-lens setup can help refine the focal length and potentially increase brightness or sharpness at larger distances.
LCD Projector Configuration
This plan can also be adapted for small LCD panels. The diagram below shows the light path and component alignment for an LCD-based projector build.