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Nidek Medical LM-7, Operator'S Manual

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Nidek Medical LM-7 Operator'S Manual Download Page 7

5

1

SAFETY PRECAUTIONS

1.1

Before Use, Read this Manual

CAUTION! United States Federal law restricts this device to sale by or on the order of a physician or
other licensed eye care practitioner.

BEFORE USE, READ THIS MANUAL.

Be sure to read the operator’s manual prior to operation of the device to understand the safety pre-
cautions and operating procedures thoroughly.
Keep this manual handy for reference.

In this manual, signal words are used to designate the degree or level of safety alerting. The defini-
tions are as follows.

CAUTION

Indicates a potentially hazardous situation which, if not avoided, may result in minor or moderate 
injury or property damage accident.

Even situations indicated by 

CAUTION may result in serious injury under certain conditions. 

Safety precautions must be strictly followed at all times

1707141668223 承認済

Uncontrolled copy when printed.

Summary of Contents for LM-7

Page 1: ...LM 7 LM 7P AUTO LENSMETER OPERATOR S MANUAL 1707141668223 Uncontrolled copy when printed...

Page 2: ...81 3 5844 2641 Facsimile 81 3 5844 2642 NIDEK INC 47651 Westinghouse Drive Fremont CA 94539 U S A United States Agent Telephone 1 510 226 5700 Facsimile 1 510 226 5750 NIDEK S A Europarc 13 rue Augus...

Page 3: ...ons and operating procedures thor oughly Keep this manual handy for reference If you encounter any problems or have questions about the device please contact NIDEK or your authorized distributor Befor...

Page 4: ...focal and Trifocal Lens Measurement 38 3 6 Progressive Power Lens Measurement 42 3 6 1 Uncut lens measurement 42 3 6 2 Mounted lens measurement 42 3 7 Prism Power Measurement of Lenses for Strabismus...

Page 5: ...h Screen Calibration 90 5 4 Printer Paper Replacement 91 5 5 Ink Refilling 92 5 5 1 Ink cartridge 92 5 5 2 Ink pad optional 92 5 6 Lens Table Adjustment 93 5 7 Cleaning 94 5 7 1 Device exterior 94 5 7...

Page 6: ...4 1707141668223 Uncontrolled copy when printed...

Page 7: ...and operating procedures thoroughly Keep this manual handy for reference In this manual signal words are used to designate the degree or level of safety alerting The defini tions are as follows CAUTI...

Page 8: ...y occur or an error message may appear When handling power supply or electrical components follow the precautions described below Malfunction electric shock or fire may result Be sure to use a power o...

Page 9: ...ime and the printed characters may become illegible If adhesive tape or an adhesive containing organic solvent is applied to the printer paper the printed data may disappear and become illegible To ke...

Page 10: ...easurement Clean the protective glass under the nosepiece occasionally with a blower brush If dust settles on the protective glass it may affect the measurement accuracy CAUTION Follow local governing...

Page 11: ...that the operator is required to refer to the operator s manual 6 1 Specifications page 97 4 Alternating current 5 Year of manufacture 6 Manufacturer 7 CE marking Indicates that the product conforms f...

Page 12: ...10 1 SAFETY PRECAUTIONS Labels and Symbols 1707141668223 Uncontrolled copy when printed...

Page 13: ...ses Intended use This device is designed to measure vertex powers and prismatic effects of spectacle and contact lenses to orientate and mark uncut lenses and to verify the correct mounting of lenses...

Page 14: ...s off To recover from auto off mode touch the display During lens measurement the display auto off function does not work 2 Touch screen 640 480 dots color touch LCD The device can be operated by pres...

Page 15: ...page 57 8 Lens table Align the markings on the lenses to the scales on the lens table to confirm PD Mount the nose pads of the frames on the nosepiece and align the center of the frames to that of th...

Page 16: ...easured data to a computer This port is in compliance with USB 2 0 Connect a computer using the optional USB cable 14 USB port host Port for a USB flash drive barcode scanner or magnetic card reader F...

Page 17: ...ameter button Pressing the button switches to the parameter screen for setting parameters 2 Abbe number button Displays the Abbe number of the lens material that is set in the range of 20 to 60 Extend...

Page 18: ...by the parameter Button Description Off default Data is displayed in the cylinder reading set by the parameter On The color of the button changes and the sphere cylinder and axis values are displayed...

Page 19: ...rement When a lens on the nosepiece is detected as a progressive power lens the normal measurement screen changes to the progressive power lens measurement screen automatically If the distance portion...

Page 20: ...rameter setting and alignment level Display Description Normal target Prism target Misaligned cross Placed within approximately 0 5 Measured data can be read When auto read cross is set the measured d...

Page 21: ...isplays the measured data that has been locked in Prism ON OFF button Toggles whether to output measured prism data through printing communication or such When the button is turned off the button and...

Page 22: ...urred while the Eye Care card is being accessed Display Function Parameter Printer Com mode Prints measured data Extended pressing of the but ton feeds the paper When the device is connected to extern...

Page 23: ...rogressive lenses 3 6 Progressive Power Lens Measurement page 42 Contact lens measurement screen Prism layout screen Screen for measuring contact lenses The SE value spherical equivalent refractive po...

Page 24: ...Transmittance Measurement page 52 Screen for easily measuring the PD and LPD RPD val ues by aligning the marked lenses to the scale displayed on the screen 3 10 Measurement Using Scale Mode Function p...

Page 25: ...Check the contents before use Part name Quantity Appearance Main body 1 unit Power cord 1 unit Dust cover 1 unit Nosepiece for contact lenses 1 unit Operator s manual 1 volume Measuring Progressive Po...

Page 26: ...nd the device upright Draw the power cord through the indentation on the rear of the device to keep the cord free 5 Confirm that the power switch is turned off then connect the power cord to the power...

Page 27: ...ss of 20 mm a screw length of 30 mm is appropriate If the screw is too long adjust it with a washer or such If any error appears interference light may be the cause Do not install the device in places...

Page 28: ...er of year month and day to be printed Using the page change button display the Print date format parameter and select the desired order 3 Set the date and time 1 Using the page change button display...

Page 29: ...e Power Lens Measurement page 42 3 7 Prism Power Measurement of Lenses for Strabismus and Phoria page 49 3 8 Contact Lens Measurement page 51 3 9 UV Transmittance Measurement page 52 3 10 Measurement...

Page 30: ...nitialization the measurement screen is displayed The measurement screen displayed when power is turned on can be set with the Initial screen param eter Do not turn on power while a lens is set in the...

Page 31: ...ss is clean No dust or debris is adhered to the tip of the nosepiece or lens holder The printer paper is loaded and sufficient The connected equipment is turned on Items after turning on power When po...

Page 32: ...e nosepiece for contact lenses mounted the error message appears on the initial screen When the parameter is set to Only Regardless of the Initial screen parameter setting the contact lens measurement...

Page 33: ...ment distance are constant regardless of lens refractive power As the target approaches the center its shape changes from within 0 5 within 0 8 mm Prism The target moves based on prism amount as with...

Page 34: ...the lens Before setting a lens confirm that no dust or debris is adhered to the tip of the nosepiece or lens holder The lens may be damaged When an uncut lens is set it is not necessary to use the len...

Page 35: ...with the lens holder Lift the lens holder lever to unlock Lower the lens lever gently to secure the lens When measuring glasses or processed lenses remove any dust or processing waste adhered to the l...

Page 36: ...lace a contact lens on the nosepiece with the convex side facing up For soft contact lenses remove moisture from the surface with soft paper or such before setting them CAUTION Handle contact lenses w...

Page 37: ...gnment is complete make sure that the bottoms of the frames are in contact with the lens table 3 Press the read button The measured data is locked in The R L measurement select button turns blue The t...

Page 38: ...to print the measured results or perform data transmis sion or writing to the Eye Care card For details of printing see 3 12 Printing page 62 Parameter Auto read function Auto read S Single state Aut...

Page 39: ...It is displayed when the Guide parameter is set to On The discrepancy between the guide and target makes it easier to recognize the target position rela tive to the center of the alignment circle When...

Page 40: ...te portion 2 near por tion 3 Above lenses are measured on the auto measurement screen or normal measurement screen 1 Specify the lens side if necessary Press the R L measurement select button to switc...

Page 41: ...r Add is locked in Because auto read does not function press the read but ton to lock in the measured data When the measured prism value is not displayed Ad is displayed In measurement of the distance...

Page 42: ...L state Switch the R L measurement select button to or Follow the same steps as the first lens 9 Press the print button to print the measured results or perform data transmis sion or writing to the E...

Page 43: ...osepiece 2 Press the read button The distance power is locked in 3 Set the near portion Pull the lens forward to bring the near portion onto the cen ter of the nosepiece The near add power Add is disp...

Page 44: ...r on the screen 1 Press the periphery of the alignment circle to dis play the progressive power lens measurement screen For the screen change on the auto measurement screen see Screen change in auto m...

Page 45: ...to the crossline If the target is shifted to the right or left from the verti cal line of the crossline while the lens is moved move the lens horizontally When the vertical position is roughly aligne...

Page 46: ...bilizes For a lens whose distance portion cannot be detected correctly bring the distance portion onto the center of the nosepiece then press the read button For progressive power lenses corrected wit...

Page 47: ...t button to print the measured results or perform data transfer or writing to the Eye Care card For details of printing see 3 12 Printing page 62 When the Near auto read parameter is set to Off press...

Page 48: ...the intermediate portion progressive zone that is slightly lower than the center of the lens or near portion area on the nosepiece 2 The screen changes to the progressive power lens measurement screen...

Page 49: ...ted a small lens image is displayed on the screen At this time the lens image and measured value of add power are displayed in orange The near add power is locked in by auto read func tion and measure...

Page 50: ...iece For the measured data obtained here the near portion is not intact It is the power remaining in the lens being measured and not an estimation of the near power that the lens originally had Even w...

Page 51: ...e lens on the nosepiece with the convex side fac ing up Press the R L measurement select button to switch to or The selected button blinks in green to indicate that the corresponding lens is being mea...

Page 52: ...ate Switch the R L measurement select button to or Follow the same steps as the first lens 7 Press the print button to print the measured results or perform data transfer or writing to the Eye Care ca...

Page 53: ...lue This is a value obtained by adding half of a cylinder value to a sphere value If a cylinder value is mea sured in a lens that should not have that value the SE value is more reliable than the SPH...

Page 54: ...ns Setting page 32 2 Align the distance portion of the lens Move the lens until the target changes from to cross To maintain the measurement accuracy of UV transmit tance it is recommended to measure...

Page 55: ...d result on the UV comparison screen Exit Returns to the measurement screen When UV transmittance is unstable it is recommended to perform UV 100 correction before trans mittance measurement When the...

Page 56: ...eturn to the mea surement screen Harmful effects of ultraviolet rays on eyes Ultraviolet rays included in sunlight are roughly classified into three types This device measures UV A transmittance UV cu...

Page 57: ...y when right or left for the lens is specified 2 Align the center of the frames to the scale CAUTION When aligning the markings on glasses to the scale sliding the glasses with the frames in contact w...

Page 58: ...tical lines to the center markings on the right and left lenses The buttons on the top and bottom are the same in operation Movement range 15 to 42 5 mm 0 5 mm increments 3 Read the PD value the dista...

Page 59: ...her than Off the mea sured data is automatically locked in after the target is aligned See the axis value displayed to the upper right of the tar get For the axis of 90 or 180 the shape of the target...

Page 60: ...move in the opposite direction by the amount of the prism data Align a lens so that the target is aligned to the center of the alignment circle and then mark the lens Lower the marking lever slowly an...

Page 61: ...h to or The selected button blinks in green to indicate that the corresponding lens is being measured 2 Select coordinates mode according to the prescription Each extended pressing of switches coordin...

Page 62: ...prism prescriptions expressed in polar coordinates can be entered The entry of val ues less than 20 may be rejected when the prism prescription is displayed in rectangular coordi nates or the other si...

Page 63: ...down the marking lever to mark the lens 6 If necessary enter the prism prescription of the other lens and mark it Switch the R L measurement select button to or Mark the lens in the same manner as the...

Page 64: ...e Printer parameter is set to Off pressing the print button performs data transmis sion only 4 1 Operation when Peripheral Devices are Connected page 67 Sample printout Single state measurement R L st...

Page 65: ...63 3 OPERATING PROCEDURE Printing When the QR code parameter is set to On When the PD layout parameter is set to On Sample printout LM 7P 1707141668223 Uncontrolled copy when printed...

Page 66: ...ll out the card straight When the lens side is not specified single state data is not written to the Eye Care card Even if the procedure for writing data is taken data is not written Only one item of...

Page 67: ...ard press and hold the Eye Care card button A beep sounds and the pilot lamp blinks Releasing the button erases all the data on the Eye Care card While the data is being erased the Eye Care card icon...

Page 68: ...t be saved Parameter settings are saved when the exit button or page change button is pressed CAUTION If the device will not be used for an extended period of time disconnect the power cord from the p...

Page 69: ...ation cable Connecting the cable with power on may cause malfunction Connecting device Connection Function 1 AR ARK RKT RS 232C port AR print 4 1 2 Connecting AR ARK RKT page 70 2 Computer RS 232C por...

Page 70: ...5 Foot switch optional RS 232C port Used in place of the read button 4 1 4 Connecting the foot switch page 72 6 Barcode scanner optional USB port Entry of patient ID 4 1 5 Connecting the barcode scan...

Page 71: ...ion when Peripheral Devices are Connected 3 Attach the rear cover Attach the rear cover in the reverse order of removal Draw each cable through the indentation at the bottom of the cover a a 170714166...

Page 72: ...ARK 1 series RKT 7700 TONOREF II TONOREF III Parameter Setting contents Printer AR print Com mode NIDEK Baud rate 9600 Parity Odd Data bits 8bit Stop bits 1bit Connecting device Parameter Setting con...

Page 73: ...cables page 68 2 After measurement press the print button The LM 7 LM 7P transmits the measured data to the RT or a computer Then the data is printed When the LM is connected to the RT it receives a d...

Page 74: ...nstead of the read button when reading data In such cases when a number of lenses are measured in the Lab system the foot switch allows for measure ment while holding frames with both hands Connect th...

Page 75: ...in green 1 Set the USB parameter to Host Check the settings of the Read beginning of reader and Read length of reader parameters as well 4 2 Parameter Settings page 75 2 Connect the barcode scanner or...

Page 76: ...nother barcode with the glasses icon displayed Use a CODE39 barcode Use magnetic cards utilizing a magnetic stripe format compliant with ISO 7811 AAMVA and CA DMV When there is no data after the readi...

Page 77: ...setting is saved 4 2 1 Parameter setting table Underlined options indicate factory settings Parameter Setting contents 1 Step 0 25 0 12 0 06 0 01 D Display increments for measured data D Axis and pris...

Page 78: ...enses are locked in removing the lens does not work as above This function is not available in single state measurement 7 Auto read S Off Enables or disables the auto read function in the single state...

Page 79: ...s measurement is performed Pressing the periphery of the alignment circle displays the screen in the order of auto mea surement screen normal measurement screen progressive power lens measure ment scr...

Page 80: ...ether removing the lens after measured data for both side lenses is locked in prints the data automatically in the R L state This function is not available in contact lens measurement 25 Print Clear O...

Page 81: ...n performs lens power reading and UV transmit tance measurement When addition power is measured only lens power reading is performed 37 Transmittance step 1 5 Selects display increments of UV transmit...

Page 82: ...ith a NCP20 compliant NIDEK device When the Printer parameter is set to AR print only NIDEK or NIDEK2 can be selected NIDEK2 offers the same settings as NIDEK with a longer time out limit If time out...

Page 83: ...rent num bers for Source and Destination 52 Request 2 0 second Sets the response waiting time time out for command requests Pressing the item displays the numeric keypad Enter a value 0 1 to 10 0 53 R...

Page 84: ...the keyboard Enter alphanumeric characters up to 20 characters 66 Password Sets the login password associated with the user name of the connected computer Pressing the item displays the keyboard Enter...

Page 85: ...g the item displays the keyboard Enter the security key of the communication destina tion WEP 128bit ASCII Alphanumeric characters up to 13 characters WEP 128bit HEX HEX up to 26 characters WEP 64bit...

Page 86: ...and following the pressed character 8 characters are displayed in green and enlarged 2 Press the alphabet number or symbol button as necessary 3 Select and enter the desired alphabetic letters number...

Page 87: ...essing the MD4 license information window returns to the original screen Discards the entered setting and returns to the parameter screen Button Description Depending on the connected device printed c...

Page 88: ...86 4 CONNECTION AND SETTINGS Parameter Settings 1707141668223 Uncontrolled copy when printed...

Page 89: ...ress the touch screen to exit from auto off mode The position touched on the screen and the response position do not match Perform calibration for the touch screen 5 3 Touch Screen Calibration page 90...

Page 90: ...ns press the execute button Transmittance initialization error The measuring beam is obstructed during initialization Check the nosepiece Press the restart button to restart the device Measurement err...

Page 91: ...Check whether the shared folder names match Network access error It is not possible to connect to the network Check the connection of the network cable and the settings of the IP address subnet mask...

Page 92: ...g the read button turn on the power switch Continue pressing the read button until the calibration screen is displayed 2 Press the blue squares that appear on the screen in order When the squares in a...

Page 93: ...lose it securely Do not run the printer while the printer paper is not loaded Do not pull the paper from the printer forcefully Confirm that the printer paper is not reversed or tilted In addition con...

Page 94: ...e groove at the end of the ink cartridge Match the shaft of the cartridge to the hole of the marker holder by rotating until the cartridge can be inserted smoothly For the C ring use either the one re...

Page 95: ...Tighten the setscrew on the adjustable screw 5 Attach the lens table lever and check the lever movement a b a b Clockwise rotation The lens table lever feels heavier Counterclockwise rotation The lens...

Page 96: ...Never use an organic solvent such as paint thinner This could damage the surface of the device Lightly wipe the touch screen with a soft cloth The surface of the LCD may be damaged Device malfunction...

Page 97: ...ulting in contact failure Data may not be read or written properly In such a case clean the contacts with a contact cleaner for con tact type IC card reader writer Use a commercially available contact...

Page 98: ...Ink cartridge blue 31001 3372 Blue ink 3 units with C ring Supplement ink red 31001 M231 Ink pad type 20 ml Supplement ink blue 31001 M232 Ink pad type 20 ml Ink pad 30282 M3332 Ink pad type Contact...

Page 99: ...00 to 10 00 D 0 01 0 06 0 12 0 25 D increments Cylinder axis 0 to 180 1 increments Addition power 0 4 to 10 00 D first add second add 0 01 0 06 0 12 0 25 D increments Prism power 0 00 to 20 00 0 01 0...

Page 100: ...ens marker Ink cartridge type Ink pad type Display 5 7 inch color full graphic TFT LCD 640 480 dots VGA Equipped with a LED backlight Printer LM 7P Line printer with auto cutter Paper 58 mm in width 2...

Page 101: ...ater or particulate matter IPX0 Methods of sterilization or disinfection recommended by the manufac turer Device that does not contain any parts that need sterilizing or disinfecting Degree of suitabi...

Page 102: ...vision dioptric power Because the dioptric power gradually changes from distance to near portions of the lens intermediate vision correction is also available Eye Care card Memory card to which data...

Page 103: ...PECIFICATIONS AND TECHNICAL INFORMATION List of Terms and Abbreviations RF Radio Frequency USB Universal Serial Bus WLAN Wireless Local Area Network Abbreviations 1707141668223 Uncontrolled copy when...

Page 104: ...Canada and the RE Directive When using the wireless LAN follow the radio laws of the respective countries Even in the countries or regions where the wireless LAN module incorporated in this device is...

Page 105: ...sure that it is used in such an environment Immunity test IEC 60601 test level Compliance level Electromagnetic environment guidance Electrostatic Dis charge ESD IEC 61000 4 2 6 kV contact 8 kV air 6...

Page 106: ...tically with accuracy To assess the electromagnetic environment due to fixed RF transmitters an electromagnetic site survey should be considered If the measured field strength in the location in which...

Page 107: ...nted herein will not be intended as or construed to be any assignment of the rights of NIDEK or the owner of the Third Party Software The Software and the Third Party Software are protected by copyrig...

Page 108: ...on thereof 10 SEVERABILITY 10 1 If any provision or any portion of any provision of this Agreement will be held to be invalid or unenforceable that provision will be severed from this Agreement and su...

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