Topcon SL-D7 Instruction Manual
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Topcon SL-D7 Instruction Manual

Topcon SL-D7 Instruction Manual

Slit lamp
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INSTRUCTION MANUAL
SLIT LAMP
SL-D7

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  • Page 1 INSTRUCTION MANUAL SLIT LAMP SL-D7...

  • Page 2: Introduction

    INTRODUCTION Thank you for purchasing the Slit Lamp SL-D7. This instrument has the following features: • Varied accessories to expand the system • Ergonomic cable layout • Clear fluorescent cornea observation and photography of cornea • Clear eyeground observation and photography by color conversion filter This Instruction Manual covers an overview of the basic operation, troubleshooting, checking, maintenance and cleaning of the Slit Lamp SL-D7.

  • Page 3: Displays For Safe Use

    DISPLAYS FOR SAFE USE In order to ensure the safe use of the product and prevent any danger to the operator and third parties or damage to property, important warnings are placed on the product and described in the instruction manual. It is recommended that all users understand the meaning of the following displays and icons before reading the "Safety Cautions"...

  • Page 4: Safety Cautions

    SAFETY CAUTIONS CAUTION Icons Prevention item Page To avoid injury to the patients eye or nose whilst moving the base unit, ensure that your view, relative to the slit lamp and patient's face, is clear. For the safety of operator and patient, ensure that fingers are not placed between moving parts.

  • Page 5: Usage And Maintenance

    The illumination lamp can be replaced, if necessary. For specific instructions, see page 33. ESCAPE CLAUSE • TOPCON shall not take any responsibility for damage due to fire, earthquakes, actions by a third party or other accidents, or the negligence and misuse of the user and use under unusual conditions.

  • Page 6: Warning Indications And Positions

    To ensure safety, warning labels are provided on the instrument body. Use the instrument following these warning instructions. If any of the following labels are missing, contact your dealer or TOPCON (see the back cover). CAUTION • To prevent electric shocks, switch off the power supply and remove the power cable before replacing the lamp.

  • Page 7: Table Of Contents

    CONTENTS INTRODUCTION ..................1 DISPLAYS FOR SAFE USE..............2 SAFETY CAUTIONS ................3 USAGE AND MAINTENANCE .............4 USAGE ....................4 USER MAINTENANCE ................4 ESCAPE CLAUSE................4 WARNING INDICATIONS AND POSITIONS ........5 CONTENTS ..................6 CONFIGURATION NAMES OF MAIN BODY COMPONENTS ...........8 STANDARD ACCESSORIES ...............9 COMPONENTS COMPONENTS ..................11 ASSEMBLY PROCEDURE FITTING THE INSTRUMENT TYPE TABLETOP.......13 FITTING THE PATIENT GRIP PG-1(OPTIONAL ACCESSORY) ..14...
  • Page 8 TROUBLESHOOTING TROUBLESHOOTING GUIDE ............37 OPTIONAL ACCESSORIES DIGITAL CAMERA UNIT DC-1............38 ELECTRONIC FLASH DEVICE FD-21..........39 BEAM SPLITTER ................40 TV RELAY LENS TL-53 ..............40 TV RELAY LENS TL-54/55 (BUILT-IN BEAM SPLITTER TYPE) ..41 TV ATTACHMENT TL-56 ..............41 TV ATTACHMENT TL-57 ..............42 BACKGROUND ILLUMINATION BG-4 ..........42 BACKGROUND ILLUMINATION BG-1GN .........42 PHOTO KERATOSCOPE ATTACHMENT .........42 OBSERVATION TUBE ...............43...

  • Page 9: Configuration

    CONFIGURATION NAMES OF MAIN BODY COMPONENTS Forehead rest Chinrest Objective lens Plug Lamp house cover Magnification selector handle *Barrier filter selector Aperture/slit length lever display window Eyepiece locking knob Color conversion filter Filter selector lever Diopter adjusting ring Aperture/slit length control knob 12.5×...

  • Page 10: Standard Accessories

    STANDARD ACCESSORIES Make sure that all the following standard accessories are packed. Figures in parentheses are the quantities. Chinrest tissue (1) Dustcover (1) Test rod (1) Crosshead screwdriver (1) Spare illumination lamp (1) Screw driver (1) Spare socket (1) Spare fuse (2) Cap (1) Spanner (1) (for instrument type table top only)
  • Page 11 Spare chinrest tissue pin (2) Instruction Manual (1) Cleaning brush (1) Hexagon wrench (1)Attached document (1) Square mirror (1) Accessory case (1) For optional accessories, see “Optional Accessories” on page 38. CONFIGURATION...

  • Page 12: Components

    COMPONENTS COMPONENTS (1) Illumination unit (2) Eyepiece unit (3) Base unit (5) Rail cover × 2 (4) Instrument type tabletop (4)’ Unit type tabletop (w/power supply) (8) Auxiliary spring × 2 (6) Chinrest unit (7) Power cable (9) Setscrew × 2 (11) Rail cover fixing screw ×...
  • Page 13 Article name Article name (1) Illumination unit (7) Power cable (2) Eyepiece unit (8) Auxiliary spring (3) Base unit (9) Setscrew (4) Instrument type tabletop (w/power supply) (10) Cable cover or (4)’ Unit type tabletop (11) Rail cover fixing screw (5) Rail cover (12) Cable cover fixing screw (6) Chinrest unit...

  • Page 14: Assembly Procedure

    ASSEMBLY PROCEDURE FITTING THE INSTRUMENT TYPE TABLETOP FITTING TO AUTOMATIC INSTRUMENT TABLE AIT-20/AIT-15 Remove the cover of the instrument table. Remove 3 screws of the cover (AIT-20 only: For details, refer to the instruction manual of AIT-20.) Put the tabletop on the instrument table, and fit with the 4 bolts attached to the instrument table.

  • Page 15: Fitting The Patient Grip Pg-1(Optional Accessory)

    FITTING THE PATIENT GRIP PG-1(OPTIONAL ACCESSORY) Align the patient grip with a groove on the rear of the chinrest base. Fix the patient grip with screws. Chinrest base Patient grip FITTING THE UNIT TYPE TABLETOP Remove the plastic washer from the unit type tabletop, which is taped to the shaft assem- bly.

  • Page 16: Fitting The Chinrest Base Plate

    FITTING THE CHINREST BASE PLATE Fix the chinrest base plate to the unit type tabletop with 2 screws (9). Chinrest base plate FITTING THE BASE UNIT AND RAIL COVER Align the wheel of the base unit with the rail of the chinrest base plate. Fit the rail covers with 4 screws (11): (2 screws each on the right and left sides).

  • Page 17: Fitting The Eyepiece Unit

    FITTING THE EYEPIECE UNIT Align the pin of the microscope unit with the groove on the eyepiece unit, and fit the screw with a hexagon wrench. Be careful not to touch the lens surfaces. Screw Microscope unit FITTING THE ILLUMINATION UNIT Loosen the microscope arm locking knob of the base unit, manually turn the shaft and make the guide rod-shaft index 30-60°, and fasten the microscope arm locking knob.

  • Page 18: Removing The Illumination Unit Pad

    Loosen the fixing screw on the outside of the fitting hole of the illumination unit with a screwdriver. Align indices and slowly drop the illumination unit onto the shaft of the base unit. Indices When fitting the illumination unit, take care not to get your finger caught in between the assemblies.

  • Page 19: Connecting And Securing Of Cables

    CONNECTING AND SECURING OF CABLES Remove the tape from the lamp house cover of the illumination unit. Fit the plug of the cable from the upper part of the chinrest to the illumination unit. Plug Connect the cable from the lower part of the chinrest unit and the power cable to the power supply.

  • Page 20: Fitting The Chinrest Tissue

    FITTING THE CHINREST TISSUE Remove the chinrest tissue pins. Take approximately 1/5th of the pad of chinrest tissues and secure at each end, with the pins. FITTING THE CAP Fit the cap to the shaft aligning the guide rod with the groove in the cap. ASSEMBLY PROCEDURE...

  • Page 21: Balancing The Vertical Movement

    BALANCING THE VERTICAL MOVEMENT When accessories, including the photography unit, are fitted to the main body, the vertical bal- ance movement is altered. To correct this, auxiliary springs should be fitted. Major Combinations of Accessories and Necessary Auxiliary Springs Auxiliary Spring type Accessories Tonometer Tonometer...
  • Page 22 INSTALLATION PROCEDURE Turn the control lever clockwise and raise the base to the top position, remove the center screw, and remove the cover. Insert the auxiliary spring unit vertically into the auxiliary spring port, with the flange face faring upwards. (Ensure that the spring is inserted into the groove in the bottom of the port.) Of the auxiliary spring unit with the auxiliary spring port, and lightly push the spring till it stops.

  • Page 23: Preparations

    PREPARATIONS ADJUSTING THE DIOPTER AND PUPILLARY DISTANCE (PD) To ensure the observation of sharp slit images, always do NOTICE diopter and PD adjustments. Insert the test rod into the rotation shaft hole, and set the black face square with the micro- scope.
  • Page 24 Holding the prism box, look through the eyepiece with both eyes, and adjust the pupillary distance so that the image projected on the test rod is viewed without diplopia (double vision) and has a three dimensional appearance. Diopter adjusting ring Prism box Diopter scale PREPARATIONS...

  • Page 25: Operation Procedure

    OPERATION PROCEDURE FIXING THE PATIENT’S FACE AND FIXATION The model with no fixation target type is also available. Place the patient's chin on the chinrest with the forehead against the forehead rest. By rotating the chinrest adjuster align the patient's eye with the canthus marker on the chinrest frame.

  • Page 26: Operating The Microscope Unit

    OPERATING THE MICROSCOPE UNIT Turn the magnification selector to set a magnification value against the magnification index mark. Magnification index mark Magnification selector For the overall magnification in conjunction with magnification values on the mag- nification selector, see page 45. OPERATING THE BASE AND FOCUSING To avoid injury to the eye and nose whilst moving the base unit, ensure that your view relative to the slit lamp and patient's face...

  • Page 27: Operating The Illumination Unit

    To fix the base, fasten the base locking knob. Base locking lever Control lever Base • Coarse focusing is done grossly, following step 1. • Fine focusing is done through the microscope, following steps 2 and 3. OPERATING THE ILLUMINATION UNIT To avoid injury to the patient’s head, incline the illumination unit CAUTION holding the base unit.
  • Page 28 CHANGING THE APERTURE/SLIT LENGTH Turn the aperture/slit length control knob. When the slit is fully opened, 6 types of spot illumination (φ14, φ10, φ5, φ2, φ1, φ0.2) are avail- able. The slit width can be changed continuously from 1mm to 14mm. The spot illumination size and slit length are displayed on the aperture/slit length display window.
  • Page 29 Centering knob INCLINED ILLUMINATION Press to unlock the inclination lever and pull. The illumination unit is inclined for inclined illumination up to 20° in 5° steps. This function is used when observing a horizontal cross section, and for corner angle and fundus observation. Inclination lever REFLECTION MIRROR For this instrument, a battledore mirror and a square mirror are available.
  • Page 30 REPLACING REFLECTION MIRRORS Replace mirrors using the following procedure, taking care not to touch the mirror and lens surfaces: • Open the microscope arm and illumination arm 30° or more. • Incline the illumination unit 10° or more. • Pull out the battledore mirror, holding the slender part from both sides. To reinsert the battle- dore mirror, hold the slender part from both sides and insert.
  • Page 31 SELECTING THE APERTURE/SLIT LENGTH The aperture and slit length can be selected by the aperture/slit length selector knob. The exciter filter is inserted into the optical path by turning the aperture/slit length selector knob and is displayed as a blue circle in the display window. Combination of the exciter filter and the barrier filter, mentioned later, enables fluo- rescent observation.
  • Page 32 When using the diffusion lens, open the microscope arm and illumination arm 30° to avoid friction of the diffusion lens and NOTICE illumination support. Also, fully open the slit; otherwise it causes a lack of light volume. Diffusion lens OPERATION PROCEDURE...

  • Page 33: Maintenance And Checkups

    MAINTENANCE AND CHECKUPS MAINTAINING THE PRECISION ADJUSTING THE SLIT WIDTH CONTROL KNOB TORQUE • If the slit width narrows by itself due to a decrease in slit width control knob torque, adjust the torque in the following procedure. Using the attached hexagon wrench, loosen the slit width control knob. Press the slit width control knob on the left hand side, and turn the right hand side clock- wise.

  • Page 34: Replacing Illumination Lamps

    PLACING AN ORDER FOR CONSUMABLES • When ordering consumable items, contact your dealer or TOPCON (see the back cover). Specify the article name, product code and quantity. Article name Product code Illumination lamp 446802570 Socket 446802590 Chinrest tissue 403104082 Fuse 1A (100-120V) 446356003 Fuse 0.75A (220-240V)

  • Page 35: Replacing Fuses

    REPLACING SOCKETS As the socket deteriorates with constant heat, replace it after NOTICE changing lamps two or three times. Remove the lamp following steps 1-4 of “Replacing Illumination Lamps.” Loosen the cable fixing terminal, remove the cable, and replace the socket with a new one.

  • Page 36: Daily Care

    Using clean gauze, or lint free tissure lightly clean with a rotary motion from the center of the lens/mirror outwards. If there are remaining stains, repeat this 2 to 3 times. If stains are persistent, call your dealer or TOPCON (see the back cover). MAINTENANCE AND CHECKUPS...

  • Page 37: Cleaning The Sliding Plate, Rail And Wheel Shaft

    • The base contains strong springs. To avoid injury by these springs shooting out of the base, do not attempt disassem- CAUTION bling or burning. • When disposing the instrument and consumables, ask a waste disposer or call your dealer or TOPCON (see the back cover). MAINTENANCE AND CHECKUPS...

  • Page 38: Troubleshooting

    When a problem is suspected, check the possible cause following the check list below. If by using the check list below you cannot solve the problem, or if the problem is not shown in the list, contact your dealer or TOPCON (see the back cover). Check List...

  • Page 39: Optional Accessories

    OPTIONAL ACCESSORIES TOPCON Slit Lamp SL-D7 provides the following optional accessories for imaging. For questions and inquiries, call your dealer or TOPCON (see the back cover). To prevent accidents during use, ensure that optional accesso- CAUTION ries are correctly fitted.

  • Page 40: Electronic Flash Device Fd-21

    The camera attachment and connection cable differ by the camera to be used. USABLE CAMERA Cameras that can be connected to SL-D7 are shown below. The necessary camera attach- ment and connection cable differ by the camera to be used.

  • Page 41: Beam Splitter

    BEAM SPLITTER FEATURES • Used to attach the TV relay lens T-53 (w/ beam splitter type) and observation tube • The TV relay lens T-53 and observation tube can be attached to either side. • The beam splitter division ratio is TV 50%: patient 50%. TV RELAY LENS TL-53 •...

  • Page 42: Tv Relay Lens Tl-54/55 (Built-In Beam Splitter Type)

    TV RELAY LENS TL-54/55 (BUILT-IN BEAM SPLITTER TYPE) • The type of TV relay lens differs by the type of TV camera to be used. TV relay lens for 1/2 type TV camera: TL-54 TV relay lens for 1/3 type TV camera: TL-55 FEATURES •...

  • Page 43: Tv Attachment Tl-57

    TV ATTACHMENT TL-57 FEATURES • Used to connect the Panasonic GP-KS162 digital camera. • Incorporated with the beam splitter. BACKGROUND ILLUMINATION BG-4 FEATURES • Used for background illumination. • The light volume differs by the illumination light volume of the slit lamp. •...

  • Page 44: Observation Tube

    OBSERVATION TUBE FEATURES • Used with the beam splitter. • Used for observation together with the operator. • Can be inclined to facilitate observation. PACOMETER ATTACHMENT FEATURES • Can perform fluctuation-free accurate measurements by the alignment light source that sets the optical axis of slit illumi- nation on the cornea curvature center.

  • Page 45: Hruby Lens

    HRUBY LENS FEATURES Normally observation can be done only up to the vitreous body of the anterior segment due to the refracting power of the cornea and lens. Using the Hruby lens, the posterior vitreous body and fundus can also be observed. PARALLEL BINOCULAR TUBE FEATURES •...

  • Page 46: Specifications And Performance

    SPECIFICATIONS AND PERFORMANCE SPECIFICATIONS AND PERFORMANCE Microscope unit Type Galileo type Magnification Drum, 5-step magnification Eyepiece lens 12.5x (high eye point w/click) Objective lens f=200mm Magnification display 6/10/16/25/40 Overall magnification 6.37x (φ35.1), 9.94x (φ22.5), (actual vision field) 15.9x (φ14.1), 25.9x (φ8.8), 31.8x (φ7.0), Eye width adjustment 55-78mm Illumination unit...

  • Page 47: System Classification

    • Class I equipment does not depend on basic insulation only for protection against electric shocks but provides means for connecting it to a protective earth system fails so as the metal parts that come into contact not to become conductive when the basic insulation. SYSTEM CONFIGURATION SL-D7 System Chart Photo Keratoscope Pacometer Attachment...
  • Page 48 When calling please have ready the following information about your unit: • Machine type: SL-D7 • Manufacturing No. (Shown on the rating plate on the right side of the base.) • Period of Usage (Please give us the date of purchase).
  • Page 49 SLIT LAMP SL-D7 Printed in Japan 2003.05-100LW0...

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