Positive-negative film explained
Positive-negative film is instant photographic film that generates both a positive print and a negative from a single exposure on a single medium.[1]
Polaroid Type 55, Polaroid Type 665, and Polaroid Type 105 are notable films of this variety.[2]
Notes and References
- The new polaroid positive/negative film type 105 for ophthalmology (author's translation). Klinische Monatsblätter für Augenheilkunde. 166. Jun 1975. 6. Bockelmann. WD. 1214411. 847–9. German.
- News: Shoptalk: Polaroid's Quirky Films. Fred R.. Conrad. June 8, 2009. June 8, 2009. The New York Times.