valokuvamateriaaleihin
Valokuvamateriaaleihin refers to the physical and electronic substrates used to capture, record, or reproduce images in photography. Historically, the term encompassed photographic film, which consists of a flexible base material coated with a light-sensitive emulsion of silver halide crystals suspended in gelatin. Development of color and black‑and‑white films provided the basis for both amateur and professional photography throughout the 20th century.
Early photographic papers, made from cellulose nitrate or acetate bases, were coated with light‑sensitive emulsions to
With the rise of digital imaging, photographic materials expanded to include image sensors such as charge‑coupled
Environmentally, modern photographic materials aim to reduce hazardous substances. The removal of dyes, stabilizers, and heavy
Understanding the evolution of valokuvamateriaaleihin highlights the continuous technological drive in visual documentation, from celluloid and