Based on this product's specifications, here are some alternatives and similar models
Screen Protector for AnyCubic Photon Mono 4 Ultra / Photon Mono 4 (5-pack)
Summary description:
Pack of five replacement screen protectors designed for AnyCubic Photon Mono 4 Ultra and Photon Mono 4 resin 3D printers. Each protector provides a protective layer for the LCD/vat screen to prevent scratches, resin contamination and wear during printing. Ideal for regular maintenance and prolonging the functional life of the printer's display surface.