Magnus Theia fi Instructions Manual Download Page 8 | Manualshive

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COMPONENT UNITS

1

FUNCTION OF EACH PART

2

ASSEMBLY

3

OBSERVATION FLOW

9

OPERATION PROCEDURE

10

Turning the Lamp ON........................ 10

Placing Specimen on the Stage......... 10

Focusing........................................... 12

Adjusting the Interpupillar Distance. 13

Adjusting the Diopter......................... 14

Adjusting the Condenser Position

and Iris Diaphragm............................ 14

Varying the Magnification.................. 15

Adjusting the Tension of the Coarse

Focus Adjustment Knob.................... 16

Locking of the prefocusing lever.........16

SPECIFICATIONS

17

TROUBLESHOOTING GUIDE

20

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Summary of Contents for Theia fi

Page 1: ...n optimum performance and familiarize yourself fully with the use of this microscope we recommend you study this manual thoroughly before operating the microscope Retain this instruction manual in an...

Page 2: ...dings have cooled down fully Fig 2 2 Before replacing fuse F 250V 2A be sure that the 1 main switch is OFF Unscrew the holder cap to replace the fuse Figs 1 2 Applicable lamp bulb 6V20WHAL Fig 2 Fig 1...

Page 3: ...ch on and off 4 Be sure to use the power cord provided with the microscope We cannot warrant the safety and performance of the microscope unless the provided power cord is used 5 Be sure to earth the...

Page 4: ...ement or other inquiry Safety Symbols The following symbols are found on the microscope Study the meaning of the symbols and always use the equipment in the safest possible manner O Indicates that the...

Page 5: ...e is direct sunlight high temperature high humidity dust or vibration For the operating environment condition see SPECI FICATIONS on page 17 3 Be sure to use the tension adjustment ring when adjusting...

Page 6: ...slightly with a solution of neutral detergent 3 Never attempt to remove parts other than those specified from the microscope for cleaning 4 When the microscope is not used ensure that the light sourc...

Page 7: ...fied by this manual the safety of the user may be imperiled and the equipment may be damaged Always operate the microscope as outlined in this instruction manual The warning caution and other notes in...

Page 8: ...Specimen on the Stage 10 Focusing 12 Adjusting the Interpupillar Distance 13 Adjusting the Diopter 14 Adjusting the Condenser Position and Iris Diaphragm 14 Varying the Magnification 15 Adjusting the...

Page 9: ...Microscope frame C o a x i a l l o w d r i v e mechanical stage 125mm x145mm 5mm with traverse area of 50mm x 75mm 5mm isprovided M i c r o s c o p e f r a m e ergonomic compact d e s i g n f o r u s...

Page 10: ...ical direction Horizontal feed knob Rotate to move the specimen glass plate in the horizontal direction The description on this page uses the binocular tube composition using the Theia Fi as an exampl...

Page 11: ...Daylight filter Microscope Option 1 6V20W halogen light source coupled with an efficient aspheric lens system koehler Optional to provide optimum brightness along the optical path Option 2 LED LED lig...

Page 12: ...Power Cord Socket...

Page 13: ...Slide the Light case which is Front open for easy bulb change Power Cord Socket Switch Switch off the power supply and unplug the power cord See page 1...

Page 14: ...ervation tube is binocular attach the other eyepiece lens in the same way as above Do not tilt the microscope while eyepiece lenses are attached Otherwise the eyepiece lenses may drop Do not insert an...

Page 15: ...tom By attaching objectives in this way the objectives can be switched in ascending order of magnification Do not damage destroy process excessively bend pull twist bundle place a heavy object on or p...

Page 16: ...f the wall outlet are properly connected If the equip ment is not earthed Magnus can no longer warrant the electrical safety and performance of the equip ment To prevent an electric shock set the main...

Page 17: ...jective in the Light Path Page 12 Focusing Page 12 Adjusting the Condenser Position Page 14 Adjusting the Diopter Page 14 With a binocular tube Adjusting the Interpupillar Distance Page 13 With a bino...

Page 18: ...ightness Fig 15 Fig 16 1 2 3 4 5 2 1 2 Set the specimen s glass plate carefully Be careful not to damage the glass slide edges by returning the bow shaped lever violently or releasing the bow shaped l...

Page 19: ...ertical feed knob moves the specimen glass plate in the front rear direction rotating the lower knob which is the horizontal feed knob moves it in the lateral direc tion While watching the specimen mo...

Page 20: ...imen until it is as close as possible to the objective 3 While observing the specimen through the eyepiece lenses lower the stage by slowly rotating the coarse focus adjusment knob and when coarse foc...

Page 21: ...on 1 While looking through the eyepiece lenses adjust the interpupillar distance by sliding the interpupillar distance adjustment seat left and right Fig 19 The interpupillar distance adjustment seat...

Page 22: ...s with your left eye and rotate the diopter adjustment ring alone to focus on the specimen Now vision for both eyes has been compensated for Note The left right diopter adjustment 5 to 5 Fig 20 Fig 21...

Page 23: ...iris dia phragm Lever A good image may be obtained by adjusting the iris diaphragm to about 80 as shown in Fig 22 This adjustment is required every time after the objective is changed 1 Hold the revo...

Page 24: ...the tension of the coarse focus adjustment knob may be too loose Increase the tension by rotating the adjustment ring in the direc tion of the arrow Fig 23 Fig 23 2 1 2 The pre focusing knob controls...

Page 25: ...e fine knob stroke 22 mm Coarse knob tension adjustable Fine knob scale 2 0 m scale Fine knob 0 2 mm per turn 3 Revolving nosepiece 4 hole revolving nosepiece with fixed arm Front oriented 4 Observati...

Page 26: ...l horizontal feed scale indicators V scale 0 50 mm H scale 100 170 mm Minimum readout 1mm on main scale Specimen Specimen holder lever fixation 6 Condenser N A 1 25 when immersed in oil Aperture iris...

Page 27: ...7 Eye Piece Magnification 10 Field No 18 5 8 Dimensions weight 355 L x 222 W x 402 H mm With a binocular observation Approx 5 420 kgs tube and mechanical stage 5...

Page 28: ...dirty Dust or stains are visible The eyepiece condenser Clean them thoroughly in observation field window lens and or speci V men glasses are dirty Under certain conditions performance of the microsco...

Page 29: ...condenser and or specimen V glass is dirty Immersion oil is not used Use immersion oil 24 with immersed objective Bubble is mixed in the imm Remove the bubble 25 ersion oil The specified immersion oi...

Page 30: ...Tighten the ring to achieve weight or focusing is lost Knob tension adjustment proper tension due to slippage of coarse ring is set too loose 16 focus adjustment knob 9 Coarse focus adjustment The con...

Page 31: ...too thick Use cover glass with thick 11 ness of 0 17 mm 12 Lamp bulb does not light Lamp bulb is not mounted Attach a bulb 4 Lamp bulb is blown Replace the bulb 4 Power cord is unplugged Plug it secu...

Page 32: ...the objective 1 Attach the objective 100X oil to the revolving nosepiece refer to 4 Attaching the Objec tives on page 7 2 Use a high magnification objective other than the 100X objective and focus the...

Page 33: ...m and looking into the observation tube sleeve s B To remove the bubble reciprocate the 100X objective a few times by rotating the revolving nosepiece When the immersed objective is used the condenser...

Page 34: ...NOTES...

Page 35: ...NOTES...

Page 36: ......

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