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VWR VistaVision 82026-636 User Manual

Metallurgical microscope
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Metallurgical Microscope
Model
82026-636

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Summary of Contents for VWR VistaVision 82026-636

  • Page 1 Metallurgical Microscope Model 82026-636...
  • Page 2 Congratulations and Thank You for your purchase of a VWR VistaVision Microscope This precision instrument has been designed to require a minimum of optical and mechanical maintenance. Its excellent design assures years of high quality, reliable service. We recommend that you read this entire manual carefully before beginning to use the instrument.

  • Page 3: Table Of Contents

    Table of Contents List of Contents ................... 3 Getting Started ..................3 Components ..................4 Technical Specifications ..............5 Setup Instructions ................6 Basic Operation .................. 7 Changing the Incident (upper) Light Bulb ........13 Changing the Transmitted (lower) Light Bulb ........13 Preventative Maintenance ..............

  • Page 4: List Of Contents

    This reference manual is written on the assumption that it will be used by advanced students and experienced microscopists. It covers the essential adjustments and controls of VWR VistaVision microscopes. No attempt has been made to include fundamentals of microscopy. Read this user guide prior to unpacking the microscope.

  • Page 5: Components

    Components Figure 1 1. Eyepiece (2) 2. Trinocular Body 3. Polarizer 4. Field Iris Diaphragm 5. Field Iris Diaphragm Centering Screws 6. Filter Wheel 7. Aperture Iris Diaphragm 8. Screw of Lamp House 9. Focusing Lens Lever 10. Lamp House 11. Lamp Adjustment Lever 12.

  • Page 6: Technical Specifications

    Technical Specifications Body: Optical Body, inclined 30°, able to rotate a full 360°with 53mm to 75mm interpupillary adjustment. Left Eye diopter adjustment of -5 to +5. Nosepiece: Quintuple ball-beating reversed nosepiece with positive click stops and smooth operation. 10X Plan wide field, Focal Length 25mm, Field Φ18mm. Eyepieces: Stage: Integrated Mechanical Stage size 185mm X 140mm with Glass...

  • Page 7: Setup Instructions

    Objective specifications: R indicates retractable lens Field of DIN Standard Magnificat Numerical Working View with Objectives Aperture Distance 10X E.P. Plan achromatic 0.12 18.3mm 3.6mm Plan achromatic 0.25 8.9mm 1.8mm LWD planachro. 20X R 0.40 4.8mm 0.9mm LWD planachro. 40X R 0.60 3.73mm 0.45mm...

  • Page 8: Basic Operation

    Basic Operation Illumination controls a) The power switch to the illuminator and the brightness control are located on the base. The transmitted / incident illumination toggle switch 1(Figure 2B) is located on the right side. The electrical system is fuse protected and 1.
  • Page 9 c) Focus Tension Adjustment The tension of the coarse focus is adjustable and preset at the factory for ease of use. If you wish to adjust the coarse focus tension, first locate the tension adjustment ring on the left coarse adjustment knob. It is located between the frame and right coarse adjustment knob.

  • Page 10: Components 8

    with the diopter adjustment ring to correct for your vision. b) Proper interpupillary distance, or the distance between eyepieces, is crucial to the comfort of the user. Adjusting the interpupillary distance is accomplished through a “folding” action of the Seidentopf design optical head, see Figure 4, allowing for quick and easy adjustment.
  • Page 11 a) Centering–The condenser must be centered in the light path to ensure proper light control. One simple method for centering follows: i) Rotate the objective nosepiece until the 5X objective is in the light path. Substage ii) While looking into the microscope, Adjustment Knob close the field diaphragm to the Figure 7...
  • Page 12 Vertical Illumination Alignment, See Figure 9. Figure 9 1. Trinocular Body 2. Field Iris Diaphragm 3. Filter Wheel 4. Aperture Iris Diaphragm 5. Lamp Adjustment Lever 6. Locking Screw 7. Focusing Lens Lever 8. Screw of Lamp House 9. Field Iris Diaphragm Centering Screws 10.
  • Page 13 5) Reopen the aperture iris diaphragm. 6) Reinstall the objective again. 7) The Iris diaphragm nearest the illuminator house in the vertical illuminator tube may be closed slightly to enhance contrast. The iris diaphragm nearest the illuminator house should be centered for Kohler illumination.

  • Page 14: Changing The Incident (Upper) Light Bulb

    Changing the Incident (upper) Light Bulb Turn off and unplug the microscope. Loosen the lamp set screw, Figure 11, unscrew the lamp centering control lever and remove the entire lamp socket from the lamp house. halogen bulb removed by grasping the bulb and pulling it firmly from its fixture.

  • Page 15: Preventative Maintenance

    bulb. Insert the lamp pins straight into the socket. Close the lamp door and center the lamp in the field of view using the lamp positioning screw at the center of the lamp door and pulling it firmly, see Figure 12 Figure 12 1.
  • Page 16 VWR TECHNICAL HOT LINE: 888-VWR-LINE (888-897-5463)

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