Reichert Lensometer LensChek Plus

Questions and Answers

C
Chloe SolisSep 9, 2025
What does 'SPH Over' mean on Reichert Lensometer LensChek Plus?
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  taylorhorneSep 9, 2025
  The 'SPH Over' message on Reichert Laboratory Equipment indicates that the SPH measurement value exceeds the upper limit of the measurement range.
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Anthony FigueroaAug 23, 2025
What to do if Reichert Lensometer LensChek Plus printer does not feed paper?
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  Roy MckinneyAug 23, 2025
  If the printer on your Reichert Laboratory Equipment doesn't feed paper, first check to make sure the printer contains paper. Next, enable the printer in the Data Output category on the Setup Screen.
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Sarah LarsenAug 25, 2025
What to do if Reichert Lensometer LensChek Plus Laboratory Equipment data does not print on the paper?
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  Sherry LoganAug 26, 2025
  If data is not printing on the paper with your Reichert Laboratory Equipment, check that the paper is installed correctly (not upside down). Also, verify the printer contains thermal paper.
A
Alexis WilliamsAug 27, 2025
Why does Reichert Lensometer LensChek Plus show 'Initial Error'?
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  Christina MasonAug 27, 2025
  The Reichert Laboratory Equipment displays an 'Initial Error' if any of the measurement values is more than “±0.25”, if a lens is on the lens stand during startup, or due to abnormal measurement because of dust or unnecessary light. Remove the lens, restart the unit, and clean the lens stand to resolve this.
A
awheelerAug 28, 2025
How to fix inaccurate readings on Reichert Laboratory Equipment?
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  Henry GomezAug 28, 2025
  To fix inaccurate readings on your Reichert Laboratory Equipment, clean the Nosepiece Lens.
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Ariel LucasSep 23, 2025
What to do if Reichert Lensometer LensChek Plus Laboratory Equipment displays Errors # 100-163?
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  Alex RuizSep 23, 2025
  If your Reichert Laboratory Equipment displays Errors # 100-163, it indicates an abnormality of electronic parts on the Control circuit board. Contact Reichert.
K
Kerry ColemanSep 16, 2025
What to do if Reichert Lensometer LensChek Plus Laboratory Equipment displays 'EEPROM Failure'?
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  Matthew HodgesSep 16, 2025
  If your Reichert Laboratory Equipment displays 'EEPROM Failure' due to an abnormality of memory, contact Reichert.
M
moransaraSep 18, 2025
What to do if Reichert Lensometer LensChek Plus Laboratory Equipment displays 'Sensor Error'?
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  Eric Wade MDSep 18, 2025
  If your Reichert Laboratory Equipment displays a 'Sensor Error' due to an abnormality of CMOS sensor, contact Reichert.
J
Joseph HarrisSep 7, 2025
What to do if Reichert Laboratory Equipment pens do not mark lenses?
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  anthonyfrederickSep 7, 2025
  If the pens on your Reichert Laboratory Equipment are not marking lenses, replace the marking pens.
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Mary LongSep 4, 2025
What to do if Reichert Laboratory Equipment shows 'Printer Overheated'?
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  phambrianSep 4, 2025
  If the Reichert Laboratory Equipment indicates 'Printer Overheated', allow the printer time to cool off.

Summary

Warnings and Cautions

Symbol Information

Introduction

Indications for Use

Lists the intended uses of the LensChek Plus and Pro models.

Contraindications

States that there are no contraindications for the device.

Instrument Setup

Unpacking Instructions

Provides step-by-step instructions for unpacking the instrument and its accessories.

Parts Identification

Identifies and describes the various components and controls of the LensChek Plus/Pro.

Initialization

Details the pre-operation checks and warnings before powering on the LensChek Plus/Pro.

Shutdown of Equipment

Explains how to properly turn off the LensChek Plus/Pro unit.

Measurement Screen

Describes the layout and icons displayed on the LensChek Plus/Pro measurement screen.

Icons - Setup and Other Screens

Explains the control button icons used in the Setup and other system screens.

Instrument Settings

Details the configurable parameters available within the instrument's setup menu.

Practice Screen

Describes how to enter and manage custom messages or practice names for printouts.

Communication Settings

Configures parameters for outputting measurement data to external devices via ports.

Time;Date Settings

Allows adjustment of the device's date, time, and their display formats.

Operation

Measurement Mode

Explains the different modes for measuring lenses on the LensChek Plus/Pro.

Lens Placement

Details the correct procedure for placing a lens onto the Lens Stand for measurement.

Single Lens

Step-by-step guide for measuring single vision lenses using the device.

Framed Lens

Instructions for measuring lenses mounted in frames.

Multifocal Lens

Guide to measuring multifocal lenses, including near and far points.

Progressive Lens

Details how to set up and measure progressive lenses using the device.

Assessment Graph and Manual Operation

Explains using the assessment graph for manual measurement of progressive lenses.

Contact Lens

Step-by-step instructions for measuring contact lenses.

UV Measurement - LensChek Pro

How to measure the percentage of UV light passing through a lens.

PD Measurement - LensChek Pro

Guide to measuring pupillary distance (PD) for eyeglasses.

Marking Lenses

Procedures for marking lenses with ink points after measurement.

Lenses With Astigmatism

Methods for aligning lenses with astigmatism for marking.

Prism Lenses

How to measure and mark prism lenses in X-Y or P-B format.

Lens Offset

Setting the lens offset from the optical center to zero.

Printing Patient Data

How to print patient measurement data from the LensChek Plus/Pro.

Cleaning & Maintenance

Cleaning

General guidelines and cautions for cleaning the instrument's parts.

Main Unit

Specific instructions for cleaning the main body, LCD, and control panel.

Nosepiece Lens

Procedure for cleaning the nosepiece lens to ensure accurate measurements.

Printer Paper Replacement

Steps to replace the printer paper roll in the device.

Fuse Replacement

Instructions for safely replacing the internal fuses of the LensChek Plus/Pro.

Storage

Information about the instrument's storage compartment.

Power Cord Replacement

Details on how to replace the power cord for different voltage requirements.

Marking Pen Replacement

Step-by-step guide for replacing the marking pens.

Troubleshooting

Troubleshooting Chart

A chart detailing common issues and their corresponding solutions for the LensChek Plus/Pro.

Specifications

Physical Dimensions

Provides the physical size and weight details of the LensChek Plus/Pro.

Electrical

Details the electrical specifications, power input, and fuses.

Measurement Range

Lists the measurement ranges for various lens parameters.

Measurable Lens

Specifies the types of lenses that can be measured.

Measurement Accuracy

Outlines the accuracy specifications for sphere and cylinder measurements.

Operational Conditions

Specifies the environmental conditions for operating and storing the device.

Disposal

Guidance on the proper disposal of the equipment at the end of its product life.

Software Revision

Information on how to obtain software revision details.

Guidance & Manufacturers Declarations

Electromagnetic Emissions

Declarations regarding the electromagnetic emissions of the equipment.

Electromagnetic Immunity

Declarations concerning the electromagnetic immunity of the equipment.

Appendix

RS232 C Connection

Details on connecting the LensChek Plus/Pro to a computer via RS232C.

Warranty

Patent Warranty

Information regarding patent infringement claims and Reichert's defense.

Product Changes

States Reichert's right to make product design changes without prior notice.

Claims for Shortages

Procedure for reporting missing items after receiving the product.

Claims for Damages in Transit

Guidelines for filing claims for damages incurred during shipping.