Lens Double Convex 38 mm Dia X 20cm FL -Made of high quality optical glass with finely ground edges, these
unmounted lenses are great for optical be...
Lens, Acrylic 50 mm Set/6 -These are great for optical benches, and other experiments in optics and
come with a variety of useful focal lengths. One ...
Lens, Glass 50 mm Set/6 N1.62 -These are great for optical benches, and other experiments in optics and
come with a variety of useful focal lengths. ...
Lens, Glass 38 mm Set 6 -These are great for optical benches, and other experiments in optics and
come with a variety of useful focal lengths. One ea...
Lens Double Convex 38 mm Dia X 15cm FL -Made of high quality optical glass with finely ground edges, these
unmounted lenses are great for optical be...