13
Care and maintenance
•
Never, under any circumstances, look directly at the Sun, another bright source
of light or at a laser through this device, as this may cause PERMANENT
RETINAL DAMAGE and may lead to BLINDNESS.
•
Take necessary precautions when using the device with children or others who have not
read or who do not fully understand these instructions.
•
After unpacking your microscope and before using it for the first time check for integrity
and durability of every component and connection.
•
Do not try to disassemble the device on your own for any reason. For repairs and
cleaning of any kind, please contact your local specialized service center.
•
Protect the device from sudden impact and excessive mechanical force. Do not apply
excessive pressure when adjusting focus. Do not overtighten the locking screws.
•
Do not touch the optical surfaces with your fingers. To clean the device exterior, use
only special cleaning wipes and special optics cleaning tools from Levenhuk. Do not use
any corrosive or acetone-based fluids to clean the optics.
•
Abrasive particles, such as sand, should not be wiped off lenses, but instead blown off
or brushed away with a soft brush.
•
Do not use the device for lengthy periods of time, or leave it unattended in direct
sunlight. Keep the device away from water and high humidity.
•
Be careful during your observations, always replace the dust cover after you are finished
with observations to protect the device from dust and stains.
•
If you are not using your microscope for extended periods of time, store the objective
lenses and eyepieces separately from the microscope.
•
Store the device in a dry, cool place away from hazardous acids and other chemicals,
away from heaters, open fire and other sources of high temperatures.
•
When using the microscope, try not to use it near flammable materials or substances
(benzene, paper, cardboard, plastic, etc.), as the base may heat up during use, and might
become a fire hazard.
•
Always unplug the microscope from a power source before opening the base or
changing the illumination lamp. Regardless of the lamp type (halogen or incandescent),
give it some time to cool down before trying to change it, and always change it to a lamp
of the same type.
•
Always use the power supply with the proper voltage, i.e. indicated in the specifications
of your new microscope. Plugging the instrument into a different power outlet may
damage the electric circuitry of the microscope, burn out the lamp, or even cause a
short circuit.
•
Seek medical advice immediately if a small part or a battery is swallowed.
Battery safety instructions
•
Always purchase the correct size and grade of battery most suitable for the intended
use.
•
Always replace the whole set of batteries at one time; taking care not to mix old and
new ones, or batteries of different types.
•
Clean the battery contacts and also those of the device prior to battery installation.
•
Make sure the batteries are installed correctly with regard to polarity (+ and –).
•
Remove batteries from equipment that is not to be used for an extended period of time.
•
Remove used batteries promptly.
•
Never attempt to recharge primary batteries as this may cause leakage, fire, or
explosion.
•
Never short-circuit batteries as this may lead to high temperatures, leakage, or
explosion.
•
Never heat batteries in order to revive them.
•
Do not disassemble batteries.
•
Remember to switch off devices after use.
•
Keep batteries out of the reach of children, to avoid risk of ingestion, suffocation, or
poisoning.
•
Utilize used batteries as prescribed by your country laws.
Levenhuk International Lifetime Warranty
All Levenhuk telescopes, microscopes, binoculars and other optical products, except for
accessories, carry a
lifetime warranty
against defects in materials and workmanship. Lifetime
warranty is a guarantee on the lifetime of the product on the market. All Levenhuk accessories
are warranted to be free of defects in materials and workmanship for
six months
from date
of retail purchase. Levenhuk will repair or replace such product or part thereof which, upon
inspection by Levenhuk, is found to be defective in materials or workmanship. As a condition
to the obligation of Levenhuk to repair or replace such product, the product must be returned
to Levenhuk together with proof of purchase satisfactory to Levenhuk. This warranty does
not cover consumable parts, such as bulbs (electrical, LED, halogen, energy-saving and other
types of lamps), batteries (rechargeable and non-rechargeable), electrical consumables etc.
For further details, please visit our web site: www.levenhuk.com/warranty
If warranty problems arise, or if you need assistance in using your product, contact the local
Levenhuk branch.
