Levenhuk 850B Biological Binocular Microscope - Manual (Page 7)

Принцип работы
Принцип работы
Принцип работы
Image format
Field of view diameter
Spectral range
Exposure
White balance
Exposure control
Software image control
Interface
System requirements
Software
Shell
Power source
Temperature range
BMP, TIFF, JPG, PICT, SFTL, etc.
18 mm (0.71 in)
400 nm – 650 nm
ERS
Auto/manual
Auto/manual
Image size, brightness, exposure control
USB 2.0, 480 Mb/s
Windows XP/Vista/7/8; USB port
Software for image viewing and editing
Metal cylinder, painted black
USB 2.0 cable
-30 – 70 °C / -22–158 °F
Generally, when using a low-power objective lens (4x, 10x) the image on the PC monitor will be too bright. In this case you
can:
reduce the illumination brightness;
reduce the iris diaphragm diameter;
lower the Abbe condenser lens.
When using a high-power objective lens (40x, 100x) the image on the PC monitor will be too dark. In this case you can:
increase the illumination brightness;
increase the iris diaphragm diameter'
raise the Abbe condenser lens.
Caution
Never look at the sources of bright light or lasers through the camera or the microscope: it will cause PERMANENT
RETINAL DAMAGE and may lead to BLINDNESS!
Do not try to take the camera or the microscope apart on your own.
Protect the camera and the microscope from moisture; do not use them in rainy weather.
Protect the camera and the microscope from impacts or excessive pressure.
Do not overtighten the locking screws.
Keep the camera and the microscope away from hazardous environments, home and care heaters, incandescent
lamps or open fire.
When cleaning the lenses, first blow any dust or debris off the surface or wipe the off with a soft brush. Then wipe
the lens with a soft cleaning cloth slightly damp with spirits or ether.
Never touch the optics with your fingers.
The Vendor guarantees that the quality of the Levenhuk product purchased complies with the technical documentation
requirements on conditions that the consumer observes rules of transportation, storage conditions and operating
instructions.
Levenhuk Ltd. warrants the product against defects in materials.
During the warranty period the Buyer can return the defect product to the Vendor or to Levenhuk service center. Levenhuk
Ltd. will repair or replace the defect product at its own discretion.
No claims are accepted in case the properly filled warranty slip is absent or contains corrections, or if the defect product
has not been provided by the Buyer. The manufacturer or the seller is not liable for any damages caused by misuse of the
product. No guarantee is provided in cases the product was used for purposes other than that intended or has mechanical
damages, scratches, cracks, optics damages, as well as in cases the product is broken-down due to impact damages,
squeezing or stretching or the product has been disassembled or repaired by unauthorized personnel.
This warranty does not cover components and/or accessories with limited use period, batteries, etc.
The period of warranty is 3 (three) years beginning on the date of purchase. Please keep the warranty slip along with your
receipt.
For any warranty services please contact the local Levenhuk branch.
Levenhuk Worldwide:
USA: www.levenhuk.com
Czech Republic: www.levenhuk.cz
Russia: www.levenhuk.ru
Ukraine: www.levenhuk.com.ua
EU: www.levenhuk.eu
Purchase date ___________________________ Signature __________________________ Stamp
International Warranty