Cleaning
All glass surfaces, portable binocular microscope lenses, ocular or eyepiece covers and
lamp reflective covers can be cleaned with a soft cloth moistened with alcohol.
The exterior surfaces of the portable binocular microscope and power sources can be
wiped clean with a soft cloth moistened with alcohol.
NOTE: Avoid using harsh cleansing fluids or excessively moistened cloths on any portion of
the instrument.
To clean the Reusable Specula:
1.
Rinse the Reusable Specula with warm tap water for one minute.
2.
Soak the Reusable Specula in 70% isopropyl alcohol for 20 minutes.
3.
Rinse Reusable Specula with tap water and air dry.
Maintenance
Lamp replacement and cleaning may be performed by the user on an as needed basis.
Additional servicing should be performed by returning the instrument to an authorized
Welch Allyn Technical Service Department or distributor. See "Service and Warranty
Information" section.
Specifications
Interpupillary Distance
Light Source
Headband Adjustment Range
Weight (No. 20500S)
Transport and Storage
Approvals
UL 60601-1, CAN/CSA NO. 601.1-M90
IEC 601-1
49mm to 74mm
3.60V, Halogen
Small, Medium and Large
80g
-20°C to 40°C, 95% RH maximum
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