CHC5 Open Camera System

Available for Short time on Kickstarter

\

\

CHC5 Sensor Comparison Part1

CHC5 Open Camera System Part 2

CHC5 Open Camera Lens Mount and Sensors Part 3

CHC5 Open Camera Software Architecture Part 4

CHC5 Open Camera ISP FPGA Architecture Part 5

CHC5 Camera Specifications

A well-thought-out design, four years of direct development effort, and multiple years of experience building cameras and video stacks.

Interchangeable Lens Mount

• Minimum flange distance of 8.75mm makes it possible to connect almost any lens
• Currently available lens mounts:
  • C-Mount
  • CS-Mount
  • Canon RF-Mount (Manual Controls)
  • Sony E-Mount (Manual Controls)
  • M42 Mount with Multiple Flange Distance
  • S Mount
  • M43 or Custom Lens Mount

Frame Rate

• Virtually no frame rate limit
• 600 Mpixel/second ISP processing rate
• ISP max:
  • 640×480 ~2000 FPS
  • 1080p ~170 FPS
  • 4K ~40 FPS

Supported Sensor Specs

Spec	Details
Sensors	Supports all sensors that meet sensor specs
Interface	All MIPI D-PHY / LVDS / Sub-LVDS / Low Voltage LVDS / SLVS sensors
Resolution	~128 Mpixel max, no min limit
Shutter	Global or rolling shutter
Number of Data Lanes	Up to 8 lanes - 4 lanes × 1 channel or 4 lanes × 2 channels
Number of Sensors	2 (4 lanes), 3 (2 lanes)
Max Data Rate	1.25 Gbps/lane, max 10 Gbps with 8 lanes
Pixel Format	RAW8, RAW12, RAW14, PWL HDR
Frame Rate	Freely user-configurable; sensor- and streaming-interface-dependent (see individual sensor specs)

Currently Available Sensors

Rolling Shutter

Sensor	Resolution	Notes
IMX477	12.3 MP	Generic, high quality
IMX485	8.4 MP	Low light, high sensitivity, large pixel/sensor
IMX678	8.4 MP	Low light, very high sensitivity
IMX585 (Color)	8.4 MP	Low light, even higher sensitivity, larger pixel/sensor
IMX585 (Mono)	8.4 MP	Even higher sensitivity than IMX585 Color
IMX283	20.3 MP	Large 1" sensor size
IMX294	10.7 MP	Massive 4/3 format, low light, high sensitivity
OX08B40	8.3 MP	140 dB extreme dynamic range, PWL HDR, automotive sensor

Global Shutter

Sensor	Resolution	Notes
IMX568	5.1 MP	Global shutter sensor
IMX565	12.3 MP	Global shutter, large sensor size

Filter

• Internal, user-changeable IR cut filter
• External, user-changeable standard 43mm filter mount

Camera Interface

• USB3 5 Gbps - USB UVC, USB3 Vision
• Ethernet 1 Gbps - GigE Vision
• HDMI 1080p
• Simultaneous streaming over all 3 interfaces

Streaming Protocols

Interface	Protocol(s)
USB3	UVC (standard webcam), USB3 Vision
Ethernet	GigE Vision
HDMI	Standard

Aux I/O

• 1× Isolated input, user-configurable
• 1× Isolated output, user-configurable

Shield:

This work is licensed under a Creative Commons Attribution-NonCommercial-NoDerivs 4.0 International License.