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Llutico N125-DE User Manual

Biological microscope
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Biological Microscope
Model Number: N125-DE
User Manual
Store Name：LluticoDE
Contact：+8618106639615
Email：lluticoeu@outlook.com
This manual is for biological microscope Model N125-DE.
To ensure the safety, obtain optimum performance and to familiarize yourself fully with the use of this microscope,
it is recommended strongly that you study this manual thoroughly before operating the microscope.

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Summary of Contents for Llutico N125-DE

  • Page 1 Contact：+8618106639615 Email：lluticoeu@outlook.com This manual is for biological microscope Model N125-DE. To ensure the safety, obtain optimum performance and to familiarize yourself fully with the use of this microscope, it is recommended strongly that you study this manual thoroughly before operating the microscope.

  • Page 2: Table Of Contents

    Contents N125-DE Contents ......................User Notices ..................... 1. Components Name................... 2. Assembly ....................2.1 Assembly Diagram ................. 2.2 Assembly procedure ................3. Adjustment and Operation..............3.1 Adjustment set diagram ............... 3.2 Adjustment and Operation..............4. Technical Specifications................4.1 Main specifications .................
  • Page 3 Use Notices N125-DE Ⅰ. Safety note 1. Open the box carefully to avoid the accessories, like lens, dropping to ground or being damaged. 2. Do keep the instrument out of direct sunlight, high temperature or humidity, dusty and easy shaking environment.
  • Page 4 1. Components Name N125-DE Eyepiece Binocular viewing head Nosepiece Objective Condenser Stage Illumination Main body Biological Microscope N125-DE...

  • Page 5: Assembly Diagram

    2．Assembly N125-DE 2.1 Assembly Diagram The following figure shows the installation sequence of the components. The number in the figure shows the assembly steps. ★ Before installing, be sure every components is clean, do not score any parts or glass surface.

  • Page 6: Assembly Procedure

    N125-DE 2.2 Assembly procedure 2.2.1 Installing binocular viewing head（Fig.1-2） Insert the binocular viewing head into the microscope head and turn it to a proper position, then tight it. Fig.1 2.2.2 Installing the eyepiece （Fig3-4） Insert the eyepiece into the eyepiece tube until they are against each other, as shown in Fig.4.
  • Page 7 N125-DE 2.2.3 Installing the objective（Fig.5-6） 1. Adjusting the coarse focus knob until the support device of the mechanical stage reaches its low limit position. 2. Screw the lowest magnification objective into the nosepiece from the left or the right side, then revolve the nosepiece clockwise and mount other Fig.5...
  • Page 8 N125-DE 2.2.5 Connecting the Power Cord (Fig.8-10) ★ The cable and cords are vulnerable when bent or twisted, never subject the power cord to excessive force. ② 1. Set the main switch①o “O” (off ) state before ① connecting the power cord.
  • Page 9 N125-DE 2.2.7 Installing and Replacing the bulb （Fig.11-12） ◇ Please use the specified halogen Lamp 6V20W. 1. Loosing the screw①。 2. Hold the bulb②after you wrap it with gauze or other protection materials, and then insert its ① pindeeply intothe jack in the lamp holder.

  • Page 10: Adjustment And Operation

    3. Adjustment and Operation N125-DE 3.1 Adjustment set diagram Portrait Adjustment Knob Aperture Iris Diaphragm adjustment Lateral Adjustment Knob Right Coarse Focus Knob Main Switch Right Fine Focus Knob Tension Adjustment Collar Fig.13...
  • Page 11 N125-DE Interpupillar DistanceIndicator Condenser Focusing Knob Left Fine Focus Knob Left Coarse Focus Brightness Adjustment Knob Clocking Set Fig.14...

  • Page 12: Adjustment And Operation

    N125-DE 3.2 Adjustment and Operation 3.2.1 Brightness Adjustment（Fig.15-16） 1. Connect the power cord and set the main switch① to “－”state (ON). 2. Turning the brightness adjustment knob ②. ① 3.2.2 Placing the Specimen (Fig.17) 1. Place the specimen the center of the mechanical Fig.15...
  • Page 13 N125-DE 3.2.4 Condenser Adjustment（Fig.19） Turn the condenser focus knob①to move the condenser up and down.Raise the condenser when using the high magnification objective, and descend ② it when using the low magnification one. ① 1. Focus the specimen with 10× objective.
  • Page 14 N125-DE 3.2.6 Adjusting the Interpupillary Distance（Fig.21） The interpupillary distance range: 48mm-75mm。 While looking through the eyepieces, move both eyepieces round until the left and right fields of view coincide completely. 3.2.7 Adjusting the Diopter (Fig.22) Fig.21 1. Turn the eyepiece①to adjust the diopter while looking through it.

  • Page 15: Technical Specifications

    4．Technical Specifications N125-DE 4.1 Main specifications Optical System Limited optical system/Infinite optical system Viewing Head Seidentopf Binocular Head, 30°Inclined,Interpupillary Distance 48-75 mm Eyepiece WF 10X / WF 20X Nosepiece Backward Quadruple Nosepiece Objective Achromatic Objective 4×，10×，40×、100× Focusing Coaxial Coarse and Fine Adjustment, Moving Range 0.002mm，Fine Division 20mm Condenser Abbe Condenser,NA1.25...
  • Page 16 5．Outfit N125-DE Item Specification Quantity Standard Outfit Main Standard ● Main Body Main Standard（battery charging） ○ Double Layers Mechanical Stage ● Condenser Holder ● Seidentopf Binocular Head ● Viewing Head Seidentopf Trinocular Head ○ Condenser Abbe Condenser, NA=1.25 ● Nosepiece Backward Quadruple Nosepiece ●...

  • Page 17: Troubleshooting Guide

    6．Troubleshooting Guide N125-DE 6.1 Optical System TROUBLE CAUSE SOLUTION The nosepiece is not in the located Locate the nosepiece position (objective and light path not coaxial) properly where it clicks 1. The edge of the field of view is dark or the...
  • Page 18 N125-DE 6.2 Mechanical System TROUBLE CAUSE SOLUTION 1.Field of view of one eye does not Interpupillary distance is incorrect Adjust interpupillary distance match that of the other The diopter is not proper Adjust the diopter properly 2. Observation is tiring...

  • Page 19: Warranty

    7. Warranty N125-DE 90-Day Money Back You May Return Your Product For A Full Refund Within The First 90 Days Of Your Purchase. 1-year parts warranty If you encounter any quality problem with this product within one year after using it, please contact us.

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