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Unitron System 374, Manual, Page: 3 / 18

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SYSTEM 374 STEREO MICROSCOPES  

 

 

 

 

 

UNITRON

®     

                          

73 Mall Drive, Commack, NY  11725  •  631-543-2000  •  www.unitronusa.com 

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CONTENTS 
 

SAFETY NOTES .................................................................................................................. 3 

CARE AND MAINTENANCE ................................................................................................ 3 

INTRODUCTION .................................................................................................................. 4 

UNPACKING AND COMPONENTS ..................................................................................... 4 

COMPONENT DIAGRAMS ............................................................................................... 4-5 

ASSEMBLY .......................................................................................................................... 6 

ASSEMBLING THE BALL BEARING BOOM STAND ..................................................... 6 

ASSEMBLING THE PLAIN STAND ................................................................................ 9 

INSTALLING THE BEAM SPLITTER ............................................................................ 11 

ASSEMBLING THE BEAM SPLITTER, VIEWING HEAD & CAMERAS ....................... 11 

ADJUSTMENT AND OPERATION 

 

ADJUSTING BINOCULAR VIEWING HEAD ................................................................. 13 

FOCUS ADJUSTMENT ................................................................................................. 14 

SPECIFICATIONS .............................................................................................................. 15 

TROUBLESHOOTING ........................................................................................................ 16 

MAINTENANCE.................................................................................................................. 17 

SERVICE ............................................................................................................................ 17 

WARRANTY ....................................................................................................................... 17

 

 

 

Summary of Contents for System 374

Page 1: ...73 Mall Drive Commack NY 11725 631 543 2000 P 631 589 6975 F www unitronusa com info unitronusa com System 374 ZOOM STEREO MICROSCOPE MANUAL ...

Page 2: ......

Page 3: ...PACKING AND COMPONENTS 4 COMPONENT DIAGRAMS 4 5 ASSEMBLY 6 ASSEMBLING THE BALL BEARING BOOM STAND 6 ASSEMBLING THE PLAIN STAND 9 INSTALLING THE BEAM SPLITTER 11 ASSEMBLING THE BEAM SPLITTER VIEWING HEAD CAMERAS 11 ADJUSTMENT AND OPERATION ADJUSTING BINOCULAR VIEWING HEAD 13 FOCUS ADJUSTMENT 14 SPECIFICATIONS 15 TROUBLESHOOTING 16 MAINTENANCE 17 SERVICE 17 WARRANTY 17 ...

Page 4: ...ope NOTE Always plug the microscope power cord into a suitable grounded electrical outlet A grounded 3 wire cord is provided CARE AND MAINTENANCE 1 Do not attempt to disassemble any component including eyepieces objectives or the focusing assembly 2 Keep the instrument clean remove dirt and debris regularly Accumulated dirt on metal surfaces should be cleaned with a damp cloth More persistent dirt...

Page 5: ... microscope is of the highest quality prior to shipment UNPACKING AND COMPONENTS Your microscope arrived packed in a molded shipping carton Do not discard the carton the shipping carton should be retained for reshipment of your microscope if needed Avoid placing the microscope in dusty surroundings or in high temperature or humid areas as mold and mildew can form Carefully remove the microscope fr...

Page 6: ... 73 Mall Drive Commack NY 11725 631 543 2000 www unitronusa com 5 Ergonomic Binocular Head Eyepieces Zoom Body Lens Objective Focus Mount Focus Knob Ring Light Plain Stand Ring Light Controller Excelis HD Camera Beam Splitter Video Adapter ...

Page 7: ...en assembling the microscope make sure that all parts are free of dust and dirt and avoid scratching any parts or touching glass surfaces Assembling the Ball Bearing Boom Stand 1 Carefully remove all parts from box and check for all package contents 2 Place the base on the edge of a table as shown below Use the hex bolt to attach the vertical post to the base and tighten using the hex wrench provi...

Page 8: ...e base on the table and unscrew the cap on the vertical post 4 Insert the safety lock collar onto the vertical post and tighten lock it using the clamp 5 Slide the horizontal pillar with cross block into the vertical post 6 Adjust to the desired position and tighten the cross block on both sides using the 2 knobs ...

Page 9: ...ce the cap back onto the vertical post 8 Screw the lock lever on the end of the horizontal pillar This lock lever secures the e arm or focus mount 9 Insert the e arm or focus mount into the end of the horizontal bar and tighten using the lock lever 10 Adjust the e arm or focus mount to desired level or position ...

Page 10: ...unt can be inserted from the TOP BOTTOM or HORIZONTALLY of the horizontal bar Set e arm or focus mount up at various angles and tighten the lock lever for oblique viewing Ball Bearing Boom Stand assembly is complete Assembling the Plain Stand 1 Set the stand flat on a work surface Insert the stage plate into the stand base ...

Page 11: ...arm to the focus mount with the supplied hex screws Plain Stand assembly is complete Mounting the Zoom Body 1 Carefully place the zoom body into the focus mount and tighten the lock screw to secure the zoom body in place 2 Use caution not to over tighten the locking screw as this may cause damage to the instrument Mounting the Objective 1 Using care not to touch the lens surfaces carefully thread ...

Page 12: ... Beam Splitter Assembly 1 Insert the viewing head into the beam splitter and secure it into place using a 2mm Allen key to tighten the screw 2 Insert the standard connecting tube into the beam splitter and secure it into place using a 2mm Allen key to tighten the set screw 3 Remove the rubber plug inserted into the C mount on the bottom of the Excelis camera revealing the threads Be careful not to...

Page 13: ... the eyepieces into the eyepiece tube Be sure to install the eyepieces all the way into the tube 3 Set the eyepiece diopter scale for each eyepiece to 0 Attaching the Ring Light 4 Remove the dust caps from the eyepiece tubes 5 Insert the eyepieces into the eyepiece tube Be sure to install the eyepieces all the way into the tube 6 Set the eyepiece diopter scale for each eyepiece to 0 ...

Page 14: ...ght fields of view coincide completely and you are able to see a complete circle Adjusting Diopter Ring Focusing Fig 7 Set the diopter rings of both eyepieces to 0 position Do this when users change because different users will have different diopter settings Place an easy to observe specimen on the stage plate i e a coin Rotate the zoom knob to the highest magnification and turn the focusing knob...

Page 15: ...ise to decrease loosen the focus knob tension After tension adjustment has been completed always rotate both adjustment knobs in the same direction Changing the Magnification The zooming knobs located on both sides of the zooming body will change the magnification of the specimen image Total Magnification Magnification of zoom body x objective x magnification of eyepiece i e 0 8 x 1 0 x 10 8X Movi...

Page 16: ...PIECE WF 10X Ø24mm Total Magnification Visual Field mm 0 5X 186 4X 25X 60 9 6 1 0X 78 8X 50X 30 4 8 System 374 Trinocular Optical Data MAGNIFICATION Accessory Lens Magnification with Zoom 0 8 FOV mm with Zoom 0 8 Magnification with Zoom 5 FOV mm with Zoom 5 Working Distance 1 0X 23 1X 22 7 148 4X 3 6 78 0 5X 11 5X 45 4 74 2X 7 3 186 1 2 8 CMOS HD camera with 22 monitor and 0 5X video adapter ...

Page 17: ...stance is not correct Readjust it page 12 Diopter adjustment is not correct Readjust it page 12 Dirt appears in the view field Dirt on the specimen Clean specimen Dirt on the surfaces of eyepieces Clean eyepieces Image is not clear Dirt on the surface of objectives Clear objectives Image is not clear while focusing change Diopter adjustment is not correct Readjust diopter page 12 Focusing is not c...

Page 18: ... from defects in material and workmanship for a period of five 5 years for mechanical and optical components and one 1 year for electrical components from the date of invoice to the original end user purchaser This warranty does not cover damage caused in transit misuse neglect abuse or damage resulting from improper servicing or modification by other then UNITRON approved service personnel This w...

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