Newport 835 Optical Power Meter Manuals

Manuals and User Guides for Newport 835 Optical Power Meter. We have 1 Newport 835 Optical Power Meter manual available for free PDF download: Manual

Newport 835 Manual

Newport 835 Manual (52 pages)

Laser Pico-Watt Digital Power Meter

Brand: Newport | Category: Measuring Instruments | Size: 0.54 MB

Table of Contents

About this Manual
4
Table of Contents
6
Features
9
Specifications
10
Section 1 - General Information

14
- Introduction
  14
- Getting Started
  14
- Unpacking and Inspection
  16
- Specifications
  16
- Warranty Information
  16
- Manual Addenda
  16
- Safety Symbols and Terms
  17
- Optional Accessories and Services
  17
Section 2 - Operation

18
- Introduction
  18
- Preparation for Use
  18
  - Line Power
    18
  - Battery Pack Power
    19
  - Battery Charging
    19
- Tilt Stand
  19
- Model 835 Familiarization
  20
  - Digital Display
    20
- Model 835 Front Panel
  20
  - Bar Display
    21
  - Front Panel Controls
    21
  - Input Connector
    22
  - Analog Output Connectors
    22
- Error Messages
  22
- Environmental Conditions
  23
- Basic Measurements
  23
  - Power-Up
    24
  - Zero Check
    24
  - Setting Wavelength
    25
  - Setting Attenuator Status
    26
  - Power Measurements
    26
  - Time Constant
    26
  - Null (REL) Measurements
    26
  - Ratio Measurements
    27
  - Logarithmic Modes (Dbm and Db)
    28
  - Bar Display Zoom and Offset
    30
  - Storing the Wavelength and Attenuator Status for Power-Up
    31
  - Inverting Analog Output
    31
  - IEEE Interface Option
    32
- Measurement Considerations
  32
  - Detector Calibration and Accuracy
    32
  - Temperature Effects
    33
  - Ambient and Stray Light
    33
  - Wavelength Response of Detector and Attenuator
    34
  - Detector Uniformity
    35
  - Detector Saturation
    35
  - Attenuator Characteristics
    36
  - Reflections and Interference Effects
    36
  - Grounding Considerations
    36
  - Changing Detectors
    36
Section 3 - Perfomance Verification

37
- Introduction
  37
- Environmental Conditions
  37
- Recommended Test Equipment
  37
- Recommended Current Calibration Equipment
  37
- Initial Conditions
  38
- Verification Procedure
  38
- Interconnection of Current Source and Model 835
  38
- Calibration Check Table
  38
Section 4 - Theory of Operation

40
- Introduction
  40
- Overall Functional Description
  40
- Photodetector
  40
- Electronic Display Functional Description
  40
- Simplified Block Diagram
  40
  - Input Amplifier
    41
  - Microcomputer and PROM
    41
  - Power Supply
    41
  - Model 835-BAT Rechargeable Battery Option
    41
Section 5 - Maintenance

42
Section 6 - Service

45
- Introduction
  45
- Factory Service
  45
- Component Location Drawings
  46
- Exploded View of Model 835
  46
- Service Form
  48

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