Crossman keeps a large inventory of molds for making many different shapes. Below are some common molds listed by shape. For additional shapes and sizes, please contact us.

Blow Ring Molds

For free blown domes.

Cylinder Ring Molds

For single seam cylinders and u-bends.

Hemisphere Molds

For use for hemispheres or spheres with 1 seam.

Stock Dome Molds

For dome molds of various depths.


These available molds are standard size molds we have in stock. These are to aid you in design and procurement of acrylic and polycarbonate parts without having to pay for a mold.

These are not stock lenses or diffusers. All parts are made to order.