Cosina C1S | 35mm Film Camera | Cosina 35–70mm f/3.5–4.5 Lens | Rated (8/10)

Brand: Cosina
Condition: Used
Name: Cosina C1S
Type: 35mm – Single Lens Reflex – Manual Focus Film SLR Camera
Type of Film: 35mm Film
CPB Body Code: RC04
Lens: Cosina 35–70mm f/3.5–4.5
CPB Lens Code: RL04
Meter: Center-weighted TTL light metering with LED readout (ASA 25–1600)
Shutter: Vertical-travel metal focal plane shutter, 1s – 1/1000s + Bulb
Battery: 2 × LR44 cells (included)

This Cosina C1S (RC04) has been CLA’d (cleaned, lubricated, adjusted) and thoroughly tested by the CPB Darkroom team. Rated 8/10, it shows light cosmetic wear from use but remains in excellent working order. The light meter reads accurately, shutter speeds are within tolerance, and all mechanical operations are smooth. The Cosina 35–70mm f/3.5–4.5 lens (RL04) is clean, free of haze, fungus, or separation. The listing photographs show the exact unit being offered.

Model Background
First introduced in the 1980s, the Cosina C1S was engineered as a simple, dependable, fully manual SLR with battery-powered metering. It offers straightforward controls, a bright focusing screen, and LED meter readouts for intuitive exposure adjustment—making it an excellent choice for both beginners learning film photography and experienced shooters seeking a no-frills workhorse.

Lens Compatibility
The Cosina C1S uses the Pentax K-mount, which opens access to a wide range of manual focus K-mount lenses from Pentax, Cosina, Ricoh, Vivitar, and others. The included 35–70mm zoom lens covers versatile focal lengths for everyday shooting, from landscapes to portraits.

Format & Usage Notes
Accepts standard 35mm film (135 format), producing 36mm × 24mm negatives. Film advance and rewind are manual, with a simple and reliable loading system. The mechanical shutter and clear viewfinder make it easy to use in a variety of lighting conditions.

About Our Cameras
At CPB Darkroom, we offer a carefully curated range of used film cameras, sourced from trusted dealers in India and Japan.
Every camera undergoes:

• Shutter speed testing and calibration

• Metering accuracy check

• Light seal inspection/replacement

• Optical cleaning

• Real-world test roll for performance verification

Each unit is photographed individually—you get exactly what you see.

The sample images shown were made on film using this exact camera and lens, offering a true representation of its rendering, lens performance, and overall image quality.