- Rotating gears and wheels.
- Fresnel lens in museum.
- Rotating pulley for lens.
- Rotating wheels and stand for first order Fresnel lens.
- Gears for the first order Fresnel lens.
- The first order Fresnel lens on display.
- One-hundred watt bulb inside the first order Fresnel lens.
- Prisms of the first order Fresnel lens.
- Inside of the first order Fresnel lens.