ISO 100 and slower film stocks

ADOX CHS 100 II is an orthopanchromatically-sensitized ISO 100 B&W film with classic grain structure and wide exposure latitude, available in 135 and 120.

ADOX CMS 20 II is an ultra-high-resolution ISO 20 orthopanchromatic B&W film capable of resolving up to 800 lp/mm with virtually grain-free results.

ADOX HR-50 is a superpanchromatically-sensitized ISO 50 B&W film based on a high-resolution technical emulsion with extended red/near-IR sensitivity.

AgfaPhoto APX 100 is a panchromatic ISO 100 B&W film currently produced by Harman Technology for Lupus Imaging, offering fine grain and high sharpness.

Agfa Vista 100 was a discontinued ISO 100 C-41 color negative film known for vibrant, saturated colors and ultra-fine grain, originally produced by Agfa-Gevaert.

CatLABS X FILM 100 Color is a daylight-balanced ISO 100 C-41 color negative film from Boston lab CatLABS, available in 135 and 120 formats, believed to be re-spooled Kodak Aerocolor IV 2460 aerial film.

CineStill 50Daylight is a fine-grain ISO 50 daylight-balanced color negative film derived from Kodak Vision3 5203, with remjet removed for C-41 processing.

FILM Ferrania P30 is an ISO 80 panchromatic black-and-white film, re-introduced in 2017 based on a historic Italian cinema formula, known for ultra-fine grain and high-contrast rendering.

FilmNeverDie KURO 100 is an ISO 100 black-and-white C-41-compatible 35mm film ('KURO' meaning black in Japanese) with classic fine grain, pleasing contrast, and versatile character suited to portraiture, landscape, and street photography.

Flic Film Cine Colour 50D is Kodak Vision3 5203 respooled into 135-format cartridges for ECN-2 processing, with remjet layer intact.

Fomapan 100 Classic is a fine-grain, panchromatic black-and-white negative film from Foma Bohemia rated at ISO 100. Known for its classic cubic-grain rendering, wide tonal range, and versatile exposure latitude, it is one of the most affordable traditional-look 135/120 films available.

Fomapan R100 is a panchromatic black-and-white reversal film from Foma Bohemia that produces positive transparency (slide) images when processed with the R-100 reversal process. It delivers very fine grain, high resolving power, and high contrast on a clear polyester base.

Fujifilm Fujichrome Astia 100F was a professional E6 reversal (slide) film available in 135 and 120 formats, renowned for its exceptionally soft, natural skin tone rendering and low contrast. It was the preferred choice of portrait and fashion photographers shooting transparency film.

Fujifilm Industrial 100 was a Japan-only ISO 100 C-41 color negative film distributed through industrial and commercial channels rather than consumer retail. It was discontinued around 2017 and is noted for its cool, neutral rendering suited to documentation and technical photography.

Fujifilm Neopan 100 Acros is an ultra-fine-grain ISO 100 black-and-white negative film celebrated for its world-class granularity, wide tonal range, and exceptional reciprocity characteristics. The original Acros was discontinued in 2018; Acros II relaunched in November 2019 with a reformulated emulsion and is the current production version.

Fujifilm Fujichrome Provia 100F (RDPIII) is a professional E6 reversal (slide) film in 135 and 120 formats, known for its natural, balanced color reproduction, very fine grain, and moderate saturation. It remains in production as of 2026 and is one of the last professional slide films available.

Fujifilm Superia 100 was a consumer ISO 100 C-41 color negative film in 135 format, part of the Superia family known for accurate, slightly warm color rendering and fine grain. It has been discontinued in most markets.

Fujifilm Fujichrome Velvia 100 (RVP 100) is a professional E6 reversal slide film in 135 and 120 formats, offering extremely high saturation, deep colors, and fine grain at ISO 100. It is in production as of 2026 and is one of the most vividly saturated color films ever made.

Fujifilm Fujichrome Velvia 50 (RVP 50) is the legendary professional E6 reversal slide film at ISO 50 that defined landscape and nature photography for a generation. Characterized by extreme saturation, deep contrast, and ultra-fine grain, it remains in active production as of 2026.

HARMAN RED 125 is a professionally manufactured redscale C-41 color negative film launched February 14, 2025. Built on the Phoenix emulsion platform, it delivers intense red, orange, and yellow tones by reversing the film's exposure order, with a clear base and no anti-halation layer amplifying the effect.

HARMAN Switch AZURE 125 is a creative C-41 color negative film launched March 5, 2026, that 'switches' two color channels to produce dramatic color inversions: blues render as orange, yellows as vivid azure, and reds as purple and blue. Rated ISO 125, available in 35mm and 120.

Ilford Delta 100 Professional is a medium-speed, fine-grain black-and-white tabular-grain film rated ISO 100. Part of HARMAN Technology's Delta series of T-grain emulsions, it delivers outstanding sharpness and tonal gradation for portrait, landscape, and studio work.

Ilford Kentmere 100 (Kentmere Pan 100) is a budget-tier ISO 100 black-and-white film manufactured by HARMAN Technology. It offers fine grain, good sharpness, and broad tonal range with medium contrast — a cost-effective entry point to quality black-and-white photography. Available in 35mm and 120.

Ilford Ortho Plus 80 is an ISO 80 orthochromatic black-and-white film from HARMAN Technology. Insensitive to red light, it can be handled under red safelights, renders reds and oranges darker than panchromatic films, and produces extremely fine grain with high sharpness. Available in 35mm, 120, and sheet film formats.

Ilford Pan F Plus is an ultra-fine-grain, high-acutance black-and-white film rated ISO 50, offering exceptional resolution and sharpness for maximum-quality enlargements. Note: the database row records ISO 100, which is a data entry error — Pan F Plus is an ISO 50 film.

Kodak Ektachrome E100 is a professional daylight-balanced color reversal (slide) film relaunched in 2018 for 135 format and 2019 for 120, offering extremely fine grain (RMS 8), moderately enhanced color saturation, and a neutral tone scale. It is processed in E-6 and is currently in production.

Kodak Ektar 100 is a fine-grain C-41 color negative film with saturated color and high sharpness.

Kodak Gold 100 was a fine-grain, low-speed consumer color negative film rated ISO 100, part of the Kodak Gold consumer line. It was discontinued circa 2008 and replaced by other entries in the Gold and ColorPlus families.

Kodak Kodacolor 100 was a fine-grain, low-speed consumer color negative film in the Kodacolor line, rated ISO 100 and processed in C-41. Part of a legacy consumer line eventually discontinued circa 2007 and succeeded by ColorPlus 200.

Kodak 5294 (Vision E100D) is a discontinued ISO 100 daylight-balanced ECN-2 colour negative cine film, originally introduced for motion picture use requiring fine grain and accurate daylight rendering. It was discontinued in the early 2000s as the Vision2 and Vision3 families superseded it.

Kodak ProFoto XL 100 was a professional-consumer ISO 100 color negative film designed for hot and humid climates, offering excellent latent image stability and room-temperature storage. It was discontinued circa 2007 and is closely related to the ProImage 100 line.

Kodak ProImage 100 is a professional-consumer ISO 100 C-41 color negative film known for its excellent latent-image keeping characteristics, wide exposure latitude, and room-temperature storage stability. Originally sold exclusively in Asia and Latin America from 1997, it is now available globally and remains in production.

Kodak T-Max 100 (TMX) is a professional ISO 100 black-and-white T-grain negative film celebrated for its extremely fine grain, high sharpness, and wide tonal range — one of the finest-grained B&W films available in 135 and 120.

Kodak Vision3 5203 50D is a daylight-balanced ISO 50 professional colour negative motion picture film, the slowest stock in the Vision3 family, offering ultra-fine grain, extraordinary colour accuracy, and exceptional latitude for brightly lit exterior and studio cinematography.

Leica MONOPAN 50 is Leica Camera AG's first-ever branded 35mm black-and-white film, an ISO 50 ultra-fine-grain super-panchromatic emulsion manufactured in Germany by Adox, launched in June 2025 to mark Leica's 100th anniversary.

Lomography Color Negative 100 is a daylight-balanced ISO 100 C-41 color negative film offering vibrant, highly saturated colors and fine grain, available in 35mm and 120 formats.

Lomography Potsdam Kino 100 is a respooled ORWO UN54 panchromatic black-and-white cine film at ISO 100, offering fine grain, high sharpness, rich contrast, and a heavy silver halide composition in 35mm and 120 formats.

Lucky SHD 100 is an ISO 100 panchromatic B&W negative film produced by Lucky Film Company (Baoding, China). A reformulated 'New SHD 100' was released in 2017 on a near-transparent polyester base with improved grain and scratch resistance. Available in 135 and 120. Current availability outside China is limited.

ORWO Wolfen NP100 is an ISO 100 fine-grain panchromatic B&W negative film in 135 format, produced at Bitterfeld-Wolfen, Germany. Announced in April 2022, it is ORWO's first professionally finished B&W photo film in 50 years, featuring a dyed anti-halation layer between base and emulsion for improved sharpness.

ORWO Wolfen UN54 is an ISO 100 panchromatic B&W negative film in 135 format, produced by FilmoTec at Bitterfeld-Wolfen, Germany. A still-photography respool of the ORWO N74 cine emulsion, it offers high silver content, fine grain, rich tonal scale, and reversal-processing capability.

REFLX LAB 50D is a 120-format ECN-2 color negative film respooled from Kodak Vision3 5203 (50D) motion picture stock. Daylight-balanced (5500K) at ISO 50, rem-jet retained, ECN-2 required. Known for the world's finest grain in a cinema emulsion and exceptional sharpness.

REFLX LAB F-64D is an ISO 50 ECN-2 color negative film in 135 format, respooled from well-preserved Fujifilm F-64D motion picture stock (discontinued 2013). Daylight-balanced (5500K), rem-jet retained, ECN-2 required. Same emulsion used in The King's Speech.

REFLX LAB PRO100 is an ISO 100 C-41 color negative film in 120/220 medium format, respooled from Kodak Aerocolor IV 2460 aerial film. Daylight-balanced, it emphasizes reds, greens, and browns, and can be pushed to ISO 800 or cross-processed in E-6. Originally an aerial film, it offers fine grain and high resolving power.

Rollei Ortho 25 Plus is an orthochromatic, ultra-fine-grain ISO 25 black-and-white film with spectral sensitivity limited to 610 nm, ideal for technical and fine-art photography.

Rollei Retro 80S is an ISO 80 super-panchromatic black-and-white film derived from Agfa Aviphot Pan 80 aerial stock, featuring extended near-infrared sensitivity and a clear polyester base.

Rollei RPX 100 is a medium-speed ISO 100 panchromatic black-and-white film with very wide exposure latitude (ISO 25–800) and a polyester base, available in 35mm and 120.

Rollei RPX 25 is an ultra-low-speed ISO 25 panchromatic black-and-white film offering the finest grain and highest resolving power of the RPX series.

Street Candy MTN100 is an ISO 100 black-and-white motion-picture-derived film from Street Candy (France), offering cinematic tonality and the ability to be processed as negative or reversal slide.

Svema FN-64 is an ISO 64 panchromatic black-and-white film with near-infrared sensitivity to 750 nm, produced by Astrum (Ukraine) on a transparent polyester base.

Svema Foto 100 is an ISO 100 panchromatic black-and-white fine-grain negative film produced by Astrum (Ukraine), respooled from Svema-era emulsion stocks.

Film Washi E is an extremely low-sensitivity ISO 3 black-and-white film from French maker Film Washi, repurposed from industrial printed circuit board (PCB) lithographic film, available in 120 format on a transparent blue polyester base.

Film Washi K is an ISO 100 black-and-white film from Film Washi (France), repurposed from expired rolls of Kodak Plus-X Aerographic 2402 vintage aerial film, available in 120 and 4×5 formats.