soke
engineering

Knokke 135, in detail

Film format

135 (35 mm) film strips — colour and B&W, negative and positive. No mounted slides.

Resolution

4,064 DPI — around 22 megapixels per frame.

Maximum frame size

5,760 × 3,840 px.

Sensor

4K HDR sensor using tiled multi-capture acquisition — each frame is imaged as a series of overlapping regions and composited into a single 22 MP image.

Bit depth

48-bit colour — 16 bits per channel.

HDR

3-exposure HDR capture, performed on-sensor.

Dynamic range

Captures the full density range of colour negative film, exceeding the recordable range of stocks like Portra 160.

Scan speed

A full, unbroken 36-exposure roll in 2.5 minutes — about 4 seconds per frame at full resolution, including dust removal (dust-removal time varies with your computer).

Dust & scratch removal

Software-based: a trained machine-learning algorithm with dedicated dust and scratch models. No IR channel needed.

Light source

RGB LED — 650 nm red, 525 nm green, 445 nm blue. No IR or UV emission.

Film transport

Automated, controlled film transport.

Lens

High-performance 4-element lens, designed in Rochester, New York.

Output formats

TIFF, JPEG and PNG at 4,064, 2,032 or 1,016 DPI.

Interface

USB 3 SuperSpeed, minimum 5 Gbps.

Host software

Korova — native software for macOS, Windows and Linux. See system requirements.

Enclosure

Precision-machined solid aluminium.

In the box

Knokke scanner, USB cable, power supply, travel case and manual.

Warranty

1-year warranty, in addition to your statutory rights.