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Summary of Contents for PRADOVIT-F

Page 1: ...INSTRUCTIONS pradovit f pradovit n I 31 26 b Engl I ...

Page 2: ... forward at will Operating the slide changer of the projector Inserting and changing the magazine Re arranging slides during projection Focusing Levelling Manuel operation of the slide changer 5 6 6 7 7 8 8 9 Maintenance Opening the lamp house 10 Taking off the side panel 11 Inserting changing the projection lornp 11 Centring the projection lomp 12 Cleaning 13 Accessories other Data Adjusfinq the ...

Page 3: ...t is ready for projection in 0 few moments To remove the cover press in the two catches and at the same time lift off the cover from above After projection push the cover over the projector until the two catches engage registered trade mark 3 ...

Page 4: ...universal motor to be used for voltages between 110 240 V and 50 60 cycles is avail able as well This model must be connected according to the prevailing current Therefore check the type and voltage of the supply before connecting the projector Note also the data panel on the inside of the magazine chamber lid The projection lamp must also be rated at the same voltage Connecting the Remote Control...

Page 5: ...h off the lomp only the button with the lomp symbol is depressed By doing so the remote control is automatically set to the center of the focusing range The fan is still left on for a quicker cooling of the projector Operating the button which is still pressed down switches off the projector completely 5 ...

Page 6: ...ntrol for focusing 3 Preselecting switch for backward and for ward movement of the magazine Depending on the position of this selecting switch the magazine is moved for the next slide forward or backward Holding this button down prolongs the dorkeninq on the screen It should however not be done lon ger than 3 minutes Operating the slide changer of the projector and moving the magazine at will Shor...

Page 7: ... the maga zine chamber The shutter hereby covers the rays of projection The projected maga zine is pulled out to the front of the pradovit ond the next one is pushed in as before Re arranging slides with the magazine in the Projector Should it happen that a slide is not in the right order or upsight down it can be re arranged while the magazine is in the pro jector The button operating the slide c...

Page 8: ...n the sharpest pos sible image on the screen levelling You can adjust the height of the projected image by turning the two milled screws This also helps to level the projector on uneven surtaces Do not tilt up the projector more than pro vided for by the levelling adjustment 8 ...

Page 9: ...perating the slide changer by hand alter switching off the projector Depressing the magazine transport button and turning the milled knob in the direction of the arrow moves the slide changer manu ally 9 ...

Page 10: ...tenance Opening the Lamp House Disconnect the projector before opening the lamp house The lamp house cover will swing open when you gently lift the spring catch inside the magazine chamber To close push down the lamp house cover from the outside until the spring catch engages again 10 ...

Page 11: ... lomp 300 or 500 watt with pin type cap G 17 q far pradovit f is pushed in firmly The pins in the cap of the lamp must be guided exactly into the cutouts of the socket To change the lamp pull upwords without turn ing it The low voltage lamp 12 V 100 watt for the pradovit n has twa guide pins at the lamp cap Push the low voltage lamp in the cutouts af the lamp socket and turn it to the right until ...

Page 12: ... the pro jection lens The best position can easily be obtained by turning the centering screw as shown in the illustrotion The above illustration of the image represents the ideal focusing for the pradovit f With the double image of the filament it is aimed to get as a homogeneous field os possible With the low voltage lamp for the pradovit n the reflected image must be seen exactly obove the lamp...

Page 13: ...posed lens surfaces in other words the condensers and projection lenses are coated with an antireflection layer This appreciably increases the brilliance and con trast of the projected image Although the LEITZ hard coating is highly resistant and stands up to normal cleaning the glass sur faces as any high quality optical glass are still sensitive to finger marks and other dirt So avoid touching a...

Page 14: ...cies The holder for the movable condenser and heat filter can be inserted in two ways For optimum illumination on 24x36 mm minia ture transparencies place it in position 1 for 11 2x 11 inch 38x 38 mm super slides place it in position 2 With the pradovit n the movable condensor must always be in position 1 14 ...

Page 15: ...ow voltage type of the pradovit is filted with a 12 V 100 walt lamp with cap Ba 15 s The required transformer is built into the housing below the magazine chamber The pradovit n therefore can be connected directly to the mains The low voltage pradovit is connected for mains of 220 V 50 cycles but can be used after resolder ing the corresponding connections with mains 110 125 V 50 cycles and 240 V ...

Page 16: ...e each other as for instance in the illu stration 50 cycles 220 volts To set the frequencey to 50 or 60 cycles both screws holding the rectangular Pertinaxplate of the transformer are losened The rectangu lar plate is then shifted so that the required number of frequency stands opposite the cor responding voltage 10479 31 The interchangeable Lenses You can change the LEITZ projection lenses from 9...

Page 17: ...ight intensity Projection lamps are available rated at 10 volt intervals above and below the normal supply voltage If your AC supply carries an over voltage then you should choose for instance a 230 volt lamp in place of the 220 volt one or in extreme cases even a lamp for 240 volts Before fitting a new lamp check that the voltage marked on it corresponds to the ac tual mains voltage For instance ...

Page 18: ...5 2 9 x 4 6 3 8 x 5 6 4 6 x 6 11 15 3 x 7 11 5 11 x 9 120 mm 5 2 5 x 3 8 3 x47 3 9 x5 9 4 4 x67 I 4 11 x 7 6 I Projection Distances and Screen Image Sizes for 24 x 36 mm Frame in feet 30 ft I 33 ft I 36 ft I 40 ft 43 ft 90 mm 3 1 177 x 117 I 100 mm 4 6 10 x 10 4 7 6 x11 6 8 2 x12 6 I 120 mm 5 I 5 8 x 8 8 6 3 x9 6 6 10 x10 4 77 x117 8 2 x12 6 This table applies to 24x36mm miniature transparencies W...

Page 19: ...rmal room illumination The Interchangeable Magazine The LEITZ interchangeable magazines hold 30 or 50 slides The slide compartments are numbered Transparencies made from black and white negatives are inserted in the maga zine upside down with the emulsion side fac ing the lamp Reversal colour transparencies are also inser ted upside down but with the emulsion side facing the screen When binding th...

Page 20: ...I List I 31 26 b Engl I ERNST LEITZ GMBH WETZLAR Subsidiary Ernst Leitz Canada Ltd Midland Ontario Printed in Germany 1 61 DY B ...

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