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Point Grey Grasshopper - User Manual

Point Grey Grasshopper
62 pages
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Grasshopper
®
Technical Reference Manual
Version 1.5
Revised November 26, 2010
Point Grey Research
®
Inc.
12051 Riverside Way Richmond, BC Canada V6W 1K7 T (604) 242-9937 www.ptgrey.com
Copyright © 2010 Point Grey Research Inc. All Rights Reserved.

Table of Contents

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Summary

FCC Compliance Information

Hardware Warranty

WEEE

Trademarks

Introduction

Grasshopper Overview

Overview of the Grasshopper digital camera line, its high megapixel resolution, and IEEE-1394b interface.

Image Acquisition

Details on image acquisition features, including bandwidth, synchronization, and exposure control.

Image Processing

Information on on-camera image processing like color conversion, sharpness, and image flip.

Camera and Device Control

How to control camera settings, including exposure, gain, and communication ports.

Mechanics and Form Factor

Physical dimensions, weight, and mounting options of the camera.

Using This Manual

Guidance on how to navigate and use the technical reference manual effectively.

Camera Specifications

Detailed technical specifications for various Grasshopper models, including sensor, resolution, and rates.

System Requirements

Outlines recommended and minimum hardware and software requirements for camera operation.

Controlling the Camera

Explains methods for camera control via demo programs, SDK, and third-party applications.

Camera Control Command Registers

Details on accessing and using the camera's command registers for detailed control.

Handling Precautions and Camera Care

Essential precautions for handling, cleaning, and caring for the digital camera module.

Camera Accessories

Information regarding available accessories like lens holders and mounting brackets.

Camera Physical Properties

Physical Description

Detailed description of the camera's physical components, connectors, and their functions.

Camera Dimensions

Technical drawings and precise measurements of the camera's physical size and mounting points.

Lens Setup and Compatibility

Guidelines for selecting and mounting compatible lenses, including C-mount considerations.

Dust Protection

Explanation of the camera's sealed design and protective glass for dust prevention.

Mounting

Instructions for mounting the camera using its integrated holes or a tripod bracket.

Infrared Cut-Off Filters

Properties of the IR cut-off filter in color models and its effect on visible spectrum sensitivity.

Camera Interface

IEEE-1394 b Connector

Details on the 9-pin IEEE-1394b connector, pin configuration, and daisy-chaining capabilities.

Cables

Information on IEEE-1394 cable specifications, maximum length, and type requirements.

Host Adapter Card

Information on compatible IEEE-1394 host adapter cards and their differences.

Camera Power

Specifies camera power requirements, voltage input range, and external power solutions.

General Purpose Input;Output (GPIO)

Explanation of the 8-pin GPIO connector, pin functions, and schematic.

GPIO Electrical Characteristics

Electrical specifications for GPIO pins, including voltage levels and current limits.

Status Indicator LED

Description of the camera's status indicator LED states and their meanings.

Camera Operations and Features

General Camera Properties

Overview of camera properties like brightness, exposure, gain, and frame rate controls.

Standard Data Formats, Modes and Frame Rates

Lists supported video formats, modes, and frame rates for various models.

Frame Rates and Camera Bandwidth

Discusses bandwidth limitations, maximum cameras on a bus, and frame rate calculation.

Customizable Data Formats and Modes

Details on Format_7 custom modes, including pixel formats, resolutions, and frame rates.

Image Acquisition

Covers camera power, shutter control, gain, and auto exposure settings for image capture.

Image Processing

Explains color/greyscale conversion, lookup tables, gamma, saturation, and sharpness.

Camera and Device Control

Covers voltage sensing, programmable strobe, RS-232 serial port, memory channels, and firmware upgrades.

Appendix A: Spectral Response Curves

GRAS-03 K2 M

Spectral response curve for the GRAS-03K2M camera model, showing relative response vs. wavelength.

GRAS-03 K2 C

Spectral response curves for the GRAS-03K2C model (Blue, Green, Red/Mono) vs. wavelength.

GRAS-03 S3 M

Spectral response curve for the GRAS-03S3M camera model, showing relative response vs. wavelength.

GRAS-14 S3 M

Spectral response curve for the GRAS-14S3M camera model, showing relative response vs. wavelength.

GRAS-14 S3 C

Spectral response curves for the GRAS-14S3C model (Blue, Green, Red/Mono) vs. wavelength.

GRAS-14 S5 M

Spectral response curve for the GRAS-14S5M camera model, showing relative response vs. wavelength.

GRAS-14 S5 C

Spectral response curves for the GRAS-14S5C model (Blue, Green, Red/Mono) vs. wavelength.

GRAS-20 S4 M

Spectral response curve for the GRAS-20S4M camera model, showing relative response vs. wavelength.

GRAS-20 S4 C

Spectral response curves for the GRAS-20S4C model (Blue, Green, Red/Mono) vs. wavelength.

GRAS-50 S5 M

Spectral response curve for the GRAS-50S5M camera model, showing relative response vs. wavelength.

GRAS-50 S5 C

Spectral response curves for the GRAS-50S5C model (Blue, Green, Red/Mono) vs. wavelength.

Appendix B: Memory Channel Registers

Appendix C: Glossary

Appendix D: Technical Support Resources

Appendix E: Contacting Point Grey Research

Appendix F: Revision History

Point Grey Grasshopper Specifications

General IconGeneral
Operating Temperature0°C to 50°C
Lens MountC-mount
Sensor TypeCMOS
Pixel Size5.5 µm (depending on model)
Bit Depth8, 10, 12, or 16-bit

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