Color negative film · In production

CineStill 50D

CineStill 50D is a color negative film rated at ISO 50, developed in C-41. Below: specs, an exposure guide and similar stocks.

ISO 50C-41In production135-36120
ISO 50
Box speed
Color negative
Type
C-41
Process
In production
Status
2015-
Years made

Film specifications#

Manufacturer
CineStill
Film
50D
Speed
50
Process
C-41
Formats
135-36, 120
Base
Triacetate
Made in
USA
Status
In production

Character & history#

Daylight balanced color negative film (Kodak Vision3 50D 5203).

Description adapted from Wikipedia’s “List of photographic films” (CC BY-SA 4.0).

Exposure guide at ISO 50#

Sunny 16 for this film: f/16 at 1/50 s in bright sun. Negative film tolerates 2–3 stops of overexposure; slide film needs accuracy within about ⅓–½ stop.

Lightf/2f/4f/8f/16
EV 16 · Snow / beach, bright sun—1/2000 s1/500 s1/125 s
EV 15 · Bright sun—1/1000 s1/250 s1/60 s
EV 14 · Hazy sun1/2000 s1/500 s1/125 s1/30 s
EV 13 · Cloudy-bright1/1000 s1/250 s1/60 s1/15 s
EV 12 · Overcast / open shade1/500 s1/125 s1/30 s1/8 s
EV 10 · Sunset1/125 s1/30 s1/8 s0.5 s
EV 8 · Bright interior1/30 s1/8 s0.5 s2 s
EV 5 · Home interior at night1/4 s1 s4 s15 s
EV 3 · City street at night1 s4 s15 s> 1 min

Push & pull options#

Tell your lab how many stops you pushed or pulled so development is adjusted for the whole roll.

AdjustmentRate the film atEffect
Pull 1 stopEI 25Lower contrast, finer grain
Push 1 stopEI 100More contrast and grain
Push 2 stopsEI 200Strong contrast, coarse grain, blocked shadows
Push 3 stopsEI 400Strong contrast, coarse grain, blocked shadows
Developing C-41: Standard colour-negative chemistry available at almost every lab and in home kits (Tetenal/Cinestill Cs41).

Long exposures#

Most films suffer reciprocity failure beyond about 1 second: they need more exposure than the meter says. As a rule of thumb add ⅓–1 stop for 1–10 s and 1–2 stops beyond 10 s for older emulsions; modern T-grain films (and Fuji Acros) need much less. Check the manufacturer's datasheet.

More CineStill films#

Frequently asked questions#

What ISO is CineStill 50D?

50 — set your meter to ISO 50 for box speed.

Is CineStill 50D still made?

Yes, it is currently in production (2015-).

How do I develop CineStill 50D?

C-41 process. Standard colour-negative chemistry available at almost every lab and in home kits (Tetenal/Cinestill Cs41).

Is CineStill 50D available in 35mm?

Yes — formats: 135-36, 120.

Sources & licences#

Last updated October 03, 2026 · How we calculate · Sources

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