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Manual Leica dm750 p

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  • Leica dm750 p - page 1

    Leica DM750 P Manual ...

  • Leica dm750 p - page 2

    Leica DM750 P Manual 2 Chapter ov er view Safety regulations 4 The Leica DM750 P 15 Get Ready! 18 Get Set! 24 Go! 36 Care of the Microsc ope 38 Dimensions 42 ...

  • Leica dm750 p - page 3

    Leica DM750 P Manual 3 Con tents Safety regulations 4 Safety concept 5 Symbols used in this operating manual 6 Impor tant Notes 7 Instructions on use 8 Health risks and dangers of use 10 Information for the person r esponsible for the instrument 11 Care instructions 12 Accessories , maintenance and repair 13 Electrical data and ambient conditions 1 ...

  • Leica dm750 p - page 4

    Leica DM750 P Manual 4 S afety r egulations ...

  • Leica dm750 p - page 5

    Leica DM750 P Manual 5 Safety concept The individual modules of the Leica DM micr os - copy series include an inter ac tive CD-ROM with all relevant user manuals in sev eral languages. Keep it in a safe place , and readily accessible to the user . User manuals and updat es are also available for y ou to download and print from our web site at ww w ...

  • Leica dm750 p - page 6

    Leica DM750 P Manual 6 Symbols used in this oper ating manual W arning of a danger • This symbol indicates especially impor - tant information that must be r ead and complied with. F ailure to comply can cause the f ollowing: Ϙ Hazards to personnel Ϙ F unc tional disturbances or damaged instru - ments W arning of hazardous electric al voltag ...

  • Leica dm750 p - page 7

    Leica DM750 P Manual 7 Impor tant Notes Description The Leica DM750 P microscope meets today's state of the art of technology . Nevertheless, hazards may still arise during opera tion. T he potential risks are described belo w. • Before installing , operating or using the instruments, it is requir ed to read this user manual. In particula ...

  • Leica dm750 p - page 8

    Leica DM750 P Manual 8 Instructions on use Intended use The Leica DM750 P micr oscope is an optical instrument which uses magnification and illu - mination to impro ve the visibility of objects. It is used for observing and documenting. The Leica DM750 P micr oscope may be used only in closed rooms and must be placed on a solid floor . The Leica ...

  • Leica dm750 p - page 9

    Leica DM750 P Manual 9 Instructions on use (continued) • The responsible L eica affiliate must be consulted whenever the instrumen t is altered , modified or used in conjunction with non-Leica components tha t are outside of the scope of this manual. • Unauthorized alterations t o the device or noncompliant use shall void all rights to a ...

  • Leica dm750 p - page 10

    Leica DM750 P Manual 10 Health risks and dangers of use Health risks  W orkplaces with microscopes facilitate and improv e the viewing task , but they also impose high demands on the eyes and holding muscles of the user . Depending on the duration of uninterrupt ed work, asthenopia and musculoskeletal problems may oc cur . For this reason, appro ...

  • Leica dm750 p - page 11

    Leica DM750 P Manual 11 Information f or the person responsible for the instrument Information for the person r esponsible for the instrument Ϙ Ensure that the L eica DM750 P microscope is used only by qualified personnel. Ϙ Ensure that this user manual is alwa ys avail - able at the Leica DM750 P micr oscope. Ϙ Carry out regular inspections to ...

  • Leica dm750 p - page 12

    Leica DM750 P Manual 12 Care instructions General instructions Ϙ Prot ec t the Leica DM750 P microsc ope against damp, v apors, acids, alkalis, and corrosiv e substances. Do not store chemi - cals in the vicinity . Ϙ Prot ec t the Leica DM750 P microsc ope from oil and grease . Never grease or oil mechani - cal parts or sliding sur faces. Ϙ F ol ...

  • Leica dm750 p - page 13

    Leica DM750 P Manual 13 Ac cessories, maint enance and repair Acc essories Only the following acc essories may be used with the Leica DM750 P microsc ope: Ϙ The Leica ac cessories described in this user manual. Ϙ Other accessories, pro vided that these have been expressly appro ved by Leica as being technically safe in this cont ext. Maintenance ...

  • Leica dm750 p - page 14

    Leica DM750 P Manual 14 Electric al data and ambient conditions Environmen t T emperature for use +10 °C … +40 °C Storage temper ature -20 °C … +52 °C +50 °F … +104 °F Manipulation shock 25 mm on 50 mm hard wood T ranspor t shock (unpacked) 100 g / 6 ms T ranspor t shock (packed) 800 mm free fall T ranspor t vibrations (unpacked) 5–20 ...

  • Leica dm750 p - page 15

    Leica DM750 P Manual 15 T he Leica DM750 P ...

  • Leica dm750 p - page 16

    Leica DM750 P Manual 16 Thank you f or purchasing the Leica DM750 P Polarizing Microsc ope System from L eica Microsystems. The Leica DM750 P is a highly adaptable instrument with superior optics and precision engineering for educa tional and basic industrial polarized light microsc opy applica - tions. Introduction ...

  • Leica dm750 p - page 17

    Leica DM750 P Manual 17 Ϙ Carefully r emove the microscope and an y components from the packing carton. Ϙ Check the components against the planned configuration. Ϙ Optional items such as contrast ac cessories, camera adapters, camer as, and carr ying cases are not shipped as part of the stan - dard equipment. These items are deliver ed in separ ...

  • Leica dm750 p - page 18

    Leica DM750 P Manual 18 Get Ready! ...

  • Leica dm750 p - page 19

    Leica DM750 P Manual 19 2. Align the shape of the module with the shape of the microscope stand . 3. Insert the dovetail of the module into the stand. (Analyz er/Ber trand Lens Module shown). Attaching A nalyzer Module or Analyzer/Bertrand Lens Module T ools used Ϙ Allen key 1. Slightly unscrew the set screw loca ted on top of the stand with the A ...

  • Leica dm750 p - page 20

    Leica DM750 P Manual 20 V iewing T ube 1. Slightly unscrew the set screw loca ted on the top of the Analyzer module . 2. Align the shape of the polarizing viewing tube with the shape of the module. 3. Inser t the dovetail of the polarizing view - ing tube into the module and tighten the set screw firmly without for cing it. This precisely position ...

  • Leica dm750 p - page 21

    Leica DM750 P Manual 21 1. As you rota te the nosepiece clockwise, attach the objectives by screwing them into the nosepiece holes starting with the lowest magnifica tion and advancing to the highest magnification. Installing Objectives  If you have pur chased a standard micro - scope configuration, y ou will notice the objectives are already ...

  • Leica dm750 p - page 22

    Leica DM750 P Manual 22 Substage Condenser Substage Condenser  The Leica DM750 P has an open substage condenser mount. Therefore , the condenser needs to be installed. 1. Raise the stage to its highest position using the coarse focus knob on the right side of the microscope . 2. Adjust the condenser mount t o its lowest position using the conden ...

  • Leica dm750 p - page 23

    Leica DM750 P Manual 23 Substage Condenser (c ont.) 4. Completely loosen the two thumbscrew s on the condenser mount. 5. Slide the substage condenser into the fork mount located undernea th the stage by aligning the positioning pin on the condenser into the slot on the back of the fork. 6. Raise the condenser to its highest position using the conde ...

  • Leica dm750 p - page 24

    Leica DM750 P Manual 24 Get S et! ...

  • Leica dm750 p - page 25

    Leica DM750 P Manual 25 Basic setup  As a safety precaution, the pow er cord has been grounded to the micr oscope base. Never use an adapt er between the power cord and the pow er source; it will render the grounding fea ture ineffective. W ork Sur face • Always use y our microscope on a hard, stable sur face. Powe r 1. If the power cor d ...

  • Leica dm750 p - page 26

    Leica DM750 P Manual 26  The condenser is furnished with an iris diaphragm, which can be adjusted to match the effective numerical aperture of the objective. 1. T o open and close this diaphragm, simply rotate the knurled condenser ring to the right or to the left so that the line on the rotating ring aligns with the objective magnification in ...

  • Leica dm750 p - page 27

    Leica DM750 P Manual 27  The polarizer is locat ed under the substage condenser in a swing in/out mount. Swing it int o place and be sure it "clicks" into place . 1. Loosen the polariz er locking thumbscrew, which is located on the right-hand side of the polarizer . 2. Rotate the polarizer t o the zero position. Setting up Polariz ed L ...

  • Leica dm750 p - page 28

    Leica DM750 P Manual 28 Setting up Polariz ed Light (cont .)  The Analyzer is locat ed in the module between the viewing tube and the stand either in a slider module or in an Analyzer Ber trand Lens module . If you have a slider , slide the Analyzer into position. 3. If you have an Analyzer/Bertrand Lens module, swing in the Analyzer b y flippi ...

  • Leica dm750 p - page 29

    Leica DM750 P Manual 29 Focusing 1. Place a polarized light specimen on the stage. 2. Rotate the 10× objective into working posi - tion. 3. Raise the microscope stage using the coarse adjustment knob until you reach its positive stop or the specimen touches the objective. 4. L ook into the eyepieces and adjust the illu - mination intensity so that ...

  • Leica dm750 p - page 30

    Leica DM750 P Manual 30 Adjust the eyetubes f or your interpupillary distance. 1. F old or unfold the eyetubes until you see one illuminated circle .  The viewing tubes maintain a constant tube length for all interpupillary settings. This means that a change of interpupillary distance does not affect parfocality, magnifica - tion, or calibrati ...

  • Leica dm750 p - page 31

    Leica DM750 P Manual 31 Koehler Set up 1. Close the Koehler field diaphragm on the base of the micr oscope so that its iris leaves ar e present within the field of view when looking into the eyepiec es. 2. Use the condenser focus knob on the left-hand side of the substage to bring the leaves of the field diaphrag m into sharp focus. 3. Turn the ...

  • Leica dm750 p - page 32

    Leica DM750 P Manual 32 T ools used Ϙ Centering k eys 1. Retrieve the two cent ering keys from the packaging and inser t the centering tools into the cent ering holes located above the objective in use. Engage the ball end of the centering tools in to the set screws, which are hidden in the cent ering holes. 2. F ocus the polarizing sample. 3. Mov ...

  • Leica dm750 p - page 33

    Leica DM750 P Manual 33 5. Adjust the objective cen tering screws until the noticeable point of the sample is midway between the furthest position and the center of the cr osslines. This moves the objective center closer to the stage cen ter . 6. Move the specimen (not the objective centering scr ews!) so that the noticeable point is at the center ...

  • Leica dm750 p - page 34

    Leica DM750 P Manual 34  If you have an Analyz er/Ber trand Lens module, you can view a conoscopic image through the eyepiec es. 1. Bring the portion of the specimen you would like to view in c onoscopy (with the Ber trand Lens) to the c enter of the field 2. Swing in the Bertrand Lens by flipping the upper rocker of the Analyzer/Bertrand Lens ...

  • Leica dm750 p - page 35

    Leica DM750 P Manual 35  The Leica DM 750 P is equipped with a time delay shutoff capability , which automatically turns the illumination off after 2 hours of no changes in the intensity control . Ϙ The time delay shutoff IS enabled as a default. Changing the status of the time delay shutoff 1. Rotate the intensity control to the lowest set ...

  • Leica dm750 p - page 36

    Leica DM750 P Manual 36 Go! ...

  • Leica dm750 p - page 37

    Leica DM750 P Manual 37 Now all you need to do is change objectives , set the aperture condenser and field diaphragm appropriately f or the objective magnification in use, and enjoy the view! Ready! Set! Go! ...

  • Leica dm750 p - page 38

    Leica DM750 P Manual 38 Car e of the M icrosc ope ...

  • Leica dm750 p - page 39

    Leica DM750 P Manual 39 General maintenanc e General • Always carry the microscope using two hands. There is a handle on the back of the microscope and an under cut in the front for this purpose. Ϙ The cord wr ap allows you to wrap the cor d in such a way that only the length you need is extended. Ϙ Proper st orage of accessories in the appr ...

  • Leica dm750 p - page 40

    Leica DM750 P Manual 40 Ϙ Keeping all optical components clean is important for maintaining good optical per formance . Ϙ The microscope should alw ays be cover ed with the plastic dust cover (pr ovided with the instrument) when it is not in use. Ϙ If any optical surface becomes coated with dust or dirt, clean the sur face by blowing it off wit ...

  • Leica dm750 p - page 41

    Leica DM750 P Manual 41 Mechanical Maintenance Mechanical Maintenance Ϙ Use the dust cov er . It is the most impor - tant way to k eep the microscope in good mechanical and physical condition. Ϙ The Leica DM750 P has a dur able finish. All non-optical par ts of the instrument can be cleaned with methanol, naptha, or soap and water . Av oid the u ...

  • Leica dm750 p - page 42

    Leica DM750 P Manual 42 Dimensions ...

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    Leica DM750 P Manual 43 ...

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    Leica DM750 P Manual 44 ...

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    Leica DM750 P Manual 45 ...

Manufacturer Leica Category Microscope & Magnifier

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A manual, also referred to as a user manual, or simply "instructions" is a technical document designed to assist in the use Leica dm750 p by users. Manuals are usually written by a technical writer, but in a language understandable to all users of Leica dm750 p.

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2. Contents - index of all tips concerning the Leica dm750 p, that we can find in the current document
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