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All models in this series have the same basic features, lenses, magnification and methods of operation.  The only 
differences are: 

 

106, 109: 

Illumination is supplied by a plano-concave mirror. 

106-L, 109-L: 

Illumination is supplied by a substage electric illuminator (110v 15 watt). 

106-LED, 109-LED: 

Illumination is supplied by a substage LED illuminator. 

106, 106-L, 106-LED: 

                   Have standard coarse focusing only. 

109, 109-L, 109-LED: 

                  Have both coarse and fine focusing. 

 
 

 

 

Models 106 and 109 supplied with 

substage mirror. 

Models 109, 109-L, 109-LED 

feature coarse and fine focusing. 

Ocular lens (eyepiece) 

Eyepiece tube 

Body tube 

Objective turret (nosepiece) 

Objective lens 

Shaft of illuminator 
housing 

Illuminator housing 

Disc diaphragm 

Stage clips 

Base 

Inclination joint 

Stage 

Arm 

Focusing knob 

Tension adjustment collar 

between focus knob and 

arm of microscope 

Rack stop screw 

Rack stop locking nut 

 

Models 109, 109-L,109-LED 
feature inclined eyepiece. 

 

Fine focusing 

knob 

 

LED illuminator for Models 

106-LED and 109-LED 

106-L Illustrated 

Models supplied with substage        
electrical illuminator:  106-L and                                                                
109-L 

Summary of Contents for 106

Page 1: ...ts Inc 6508 Tri County Parkway Schertz Texas 78154 Phone 210 590 9010 Fax 210 590 1104 INSTRUCTIONS FOR MODELS 106 106 L 106 LED 109 109 L 109 LED ELEMENTARY COMPOUND MICROSCOPES Copyright 1 2 01 National Optical Scientific Instrument Inc ...

Page 2: ...ne focusing Models 106 and 109 supplied with substage mirror Models 109 109 L 109 LED feature coarse and fine focusing Ocular lens eyepiece Eyepiece tube Body tube Objective turret nosepiece Objective lens Shaft of illuminator housing Illuminator housing Disc diaphragm Stage clips Base Inclination joint Stage Arm Focusing knob Tension adjustment collar between focus knob and arm of microscope Rack...

Page 3: ... of various apertures designed to help achieve optimum resolution of the objective lens Smaller apertures used for lower magnifications and larger apertures used for higher magnifications G SAFETY RACK STOP When properly adjusted controls maximum downward travel of body tube while focusing prevents higher power objectives from breaking specimen slides prevents damage to objective lenses This safet...

Page 4: ...with an automatic trickle charge feature the red LED indicator lamp located on recharger will be illuminated when batteries are receiving maximum charge After batteries are charged the red LED indicator lamp will turn to green and charger automatically switches to trickle charge The charger can be left plugged in but for safety reasons it is a good idea to disconnect the charger from the AC wall o...

Page 5: ...ake care when rotating 40x objective into place This is the longest lens and has a spring retractable mechanism which retracts slightly into its housing if the front of the lens comes in contact with the specimen slide while focusing the microscope This prevents damage to the lens or slide MAINTENANCE WARNING For your own safety when servicing models with electric and LED illuminators turn switch ...

Page 6: ...our automatic switching recharger operates on 100 to 240 volts AC 50 60 Hz plug recharger into your AC wall outlet The red LED indicator lamp located on recharger will be illuminated when batteries are receiving maximum charge After batteries are charged the red LED indicator lamp will turn to green and charger automatically switches to trickle charge The charger can be left plugged in but for saf...

Page 7: ...ld a charge On Off rheostat control not turned far enough LED bulb burned out Recharge batteries Replace batteries Turn rheostat to On position and rotate to increase light intensity Have qualified technical service company change bulb Image does not remain in focus Eyepiece tube drops under its own weight Adjust tension of coarse focus knob see maintenance Image does not focus Cover slip on speci...

Page 8: ...t base for electric illuminator 900 Replacement substage illuminator 115v 15 watt 906 LED Replacement substage LED illuminator for cordless operation WARRANTY 5 YEAR LIMITED WARRANTY Please see our website www nationaloptical com for complete warranty details and exclusions Revised 1 18 13 ...

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