Do you have a question about the Gemscope 3075-GS and is the answer not in the manual?
Questions and answers
Kevin H FitzSimmons
March 7, 2025
My top fluorescent illuminator starts flashing on and off after a few minutes. I have change bulbs twice and still having issues.
1 comments:
Mr. Anderson
March 7, 2025
The fluorescent illuminator on the Unitron Gemscope 3075-GS may flash on and off after a few minutes due to a loose bulb in the socket or a bulb that needs replacement. Removing and reinserting the bulb securely or replacing it may resolve the issue.
Gemscope. NOTE: Always plug the Gemscope power cord into a suitable grounded electrical outlet. A grounded 3-wire cord is provided. ® UNITRON 73 Mall Drive, Commack, NY 11725 • 631-543-2000 • www.unitronusa.com...
Gemscope Base or Gemscope Stereo cleaning more difficult. Head needs to be returned to them for service, UNITRON will issue a RMA (Return Store the instrument in a cool, dry Materials Authorization) number over the environment. Cover the Gemscope with the phone.
GEMSCOPE INTRODUCTION ® ® Congratulations on the purchase of your new UNITRON Gemscope. UNITRON Gemscopes are engineered and manufactured to the highest quality standards. Your Gemscope will last a lifetime if used ® and maintained properly. UNITRON Gemscopes are carefully assembled, inspected and tested by our staff of trained technicians in our New York facility.
When assembling the Gemscope, make sure that all parts are free of dust and dirt, and avoid scratching any parts or touching glass surfaces. Stereo Head Eyepieces Lock Screw Fluorescent Illuminator Gem Clamp Power Cord ® UNITRON 73 Mall Drive, Commack, NY 11725 • 631-543-2000 • www.unitronusa.com...
Page 7
Installing the Stoneholder (Fig. 2) The stage has two stoneholder mounts on either side of the stage where you can attach the stoneholder Fig. 1 Fig. 2 ® UNITRON 73 Mall Drive, Commack, NY 11725 • 631-543-2000 • www.unitronusa.com...
Page 8
The LED light may be varied in intensity by adjusting the intensity dial labeled “Reflected” on the side of the Gemstand. Fig. 3A ® UNITRON 73 Mall Drive, Commack, NY 11725 • 631-543-2000 • www.unitronusa.com...
Page 10
Plug the GEM base into a 110v power supply outlet. Turn the main switch to the “I” (on) position, and rotate the brightness adjustment knob to obtain a comfortable brightness. Fig. 8 ® UNITRON 73 Mall Drive, Commack, NY 11725 • 631-543-2000 • www.unitronusa.com...
Page 11
By turning the main switch to “I” (on) and the fluorescent lamp switch to “I” (on), the top illuminator will provide the equivalent of a Fig. 10 northern daylight overhead light source. ® UNITRON 73 Mall Drive, Commack, NY 11725 • 631-543-2000 • www.unitronusa.com...
To insert the new lamp wrap the plastic bag supplied with the lamp or a piece of lens tissue around the lamp before handling/inserting it. Fig. 11 ® UNITRON 73 Mall Drive, Commack, NY 11725 • 631-543-2000 • www.unitronusa.com...
Page 13
Once the lamp housing is reassembled, reattach the overhead fluorescent light to the stage of the GEM stand base (see page 8). Fig. 12 ® UNITRON 73 Mall Drive, Commack, NY 11725 • 631-543-2000 • www.unitronusa.com...
Voltage from power supply is too Use the brightness adjustment high knob to lower brightness Light flickers Bulb needs replacement Replace bulb Bulb may be loose in socket Remove bulb and reinsert securely ® UNITRON 73 Mall Drive, Commack, NY 11725 • 631-543-2000 • www.unitronusa.com...
(631) 543-2000. This warranty is limited to the continental United States of America. All items returned for warranty repair must be sent freight prepaid and insured to Unitron Ltd., 73 Mall Drive, Commack, NY 11725 – USA. All warranty repairs will be returned freight prepaid to any destination within the continental United States of America.
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Do you have a question about the Gemscope 3075-GS and is the answer not in the manual?
Questions and answers
My top fluorescent illuminator starts flashing on and off after a few minutes. I have change bulbs twice and still having issues.
The fluorescent illuminator on the Unitron Gemscope 3075-GS may flash on and off after a few minutes due to a loose bulb in the socket or a bulb that needs replacement. Removing and reinserting the bulb securely or replacing it may resolve the issue.
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