Levenhuk D870T Digital Trinocular Microscope: Принцип работыПринцип работыПринцип работы

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