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Spie Press Book

Digital Endoscope Design
Author(s): Dennis C. Leiner
Format Member Price Non-Member Price

Book Description

Miniature optical systems required for digital endoscopes present unique challenges in lens design and manufacture. This Spotlight provides a tutorial on the key optical design considerations required for video endoscope systems. The text compares different types of endoscopes and discusses their advantages and disadvantages. Key areas of clinical importance to the medical industry are stressed. The book also presents endoscope specifications, international standards, and several design examples.

Book Details

Date Published: 3 February 2016
Pages: 33
ISBN: 9781510601611
Volume: SL10

Table of Contents
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1 Introduction

2 History

3 Components of an Endoscope System

4 Types of Endoscopes
4.1 Rigid
     4.1.1 Relay lens endoscope
     4.1.2 Gradient index endoscope
4.2 Flexible
     4.2.1 Fiber-optic endoscope
     4.2.2 Miniature camera endoscope
     4.2.3 Capsule endoscope

5 Endoscope Specification
5.1 Field of view
5.2 Direction of view
5.3 Diameter
5.4 Chief ray angle
5.5 Image resolution
5.6 f-number
5.7 Illumination
5.8 Sterilization requirements

6 Optical Design Considerations
6.1 Objective designs
     6.1.1 Single-lens objective
     6.1.2 Gradient refractive index objective
     6.1.3 Dual-lens objective
     6.1.4 Three-lens objective
     6.1.5 Four-lens objective
     6.1.6 Wide-angle objective
     6.1.7 Inclined direction-of-view objective
6.2 Direction-of-view prisms
6.3 Relay optics
6.4 Illumination
6.5 Video adapters

7 ISO Standards
7.1 ISO 8600-3 determination of field of view and direction of view of endoscopes with optics
7.2 ISO 8600-5 determination of optical resolution of rigid endoscopes with optics

8 Patents

9 Current Trends

References

Preface

Miniature optical systems required for digital endoscopes present unique challenges in lens design and manufacture. This Spotlight provides a tutorial on the key optical design considerations required for video endoscope systems. The text compares different types of endoscopes and discusses their advantages and disadvantages. Key areas of clinical importance to the medical industry are stressed. The book also presents endoscope specifications, international standards, and several design examples.

Dennis Leiner
December 2015


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