Medical Dry X-ray Imaging Film segmentation by type revolves around two core chemistries that determine detector compatibility, dose efficiency, and archival life. Blue-base films, still favoured for cost-sensitive retrofitted rooms, rely on silver-halide crystals tuned to 420 nm emission; they account for the largest installed base but are shrinking at โ4 % CAGR as clinics shift to lower-dose systems. Clear-base versions, engineered for 560โ580 nm laser imagers, deliver 15โ20 % higher signal-to-noise ratio and longer contrast latitude, making them the default in new PACS-driven hospitals; price per sheet averages 18 % above blue-base yet total cost of ownership falls through reduced retakes. Because neither subtype requires wet processing, both sit within the broader dry category, yet their distinct spectral sensitivity splits procurement channels and OEM service contracts, effectively creating two supply-led micro-markets inside the $1.3 bn global segment.