The type taxonomy for Heparin Surface Modified Acrylic Aspheric IOLs comprises four principal sub‑categories: monofocal, multifocal, toric, and extended depth‑of‑focus (EDOF). Monofocal lenses represent the largest share, roughly forty‑five percent of volume, because they address the baseline visual correction need and are priced competitively. Multifocal lenses, accounting for about twenty‑five percent, target patients desiring spectacle‑independent near vision; their higher unit price partially offsets the smaller volume. Toric lenses, responsible for approximately twenty percent, add astigmatic correction capability and are increasingly adopted in regions with high prevalence of corneal astigmatism, thereby expanding the market’s premium segment. EDOF lenses complete the type spectrum with a ten‑percent share, offering intermediate‑range visual acuity while preserving contrast sensitivity, a niche that is gaining traction among surgeons seeking balanced outcomes. Each subtype’s distinct clinical advantage translates into differentiated revenue streams, and the aggregate composition of these types constitutes the core of the Heparin Surface Modified Acrylic Aspheric IOL segmentation framework.