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Levenhuk DTX 30
DTX 50
Digital Microscope
User Manual
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2 MEGA
PIXELS
230x
400x 1.3
MEGA
PIXELS
HU
BG
Levenhuk DTX 30
DTX 50
Digital Microscope
EN
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.
The kit includes: microscope, Levenhuk DTX installation CD, calibration scale, user guide.
Using the microscope
Remove the protective cap from the objective lens. Use the focus wheel to focus your
view. If you wish to adjust brightness of the LED illumination, you can use the illumination
brightness adjustment ring at the top of the microscope body.
Make sure the microscope is connected to your PC before proceeding with the setup.
Insert the installation CD into your CD drive. The Main Menu window will be displayed.
Click the MicroCapture software to install the software and follow the instruction on
screen. Keep in mind that a system restart will be required during installation. The
installation CD contains a copy of this User Guide, which you can read by clicking the
corresponding entry in the Main Menu.
Image resolution
From the Options menu, select Preview Size to set the required image resolution.
Rotating the image
From the Options menu, select Rotate and choose to rotate created images 90°
clockwise or counterclockwise.
Date and time
From the Options menu, select Date/Time to display or hide the date and time of
capture during preview.
Language
From the Options menu, select Language to change the language of the user interface.
Full screen mode
There are three ways to enter full screen mode:
1. Double-click an image in the main window;
2. Click the Full screen mode icon on the toolbar;
3. From the Options menu, select Fullscreen mode.
To exit full screen mode, click the corresponding icon on the toolbar.
Skins
From the Options menu, select Skin to change the user interface appearance.
Settings
From the Options menu, select Preferences to set various preferences for
MicroCapture application, including brightness, contrast and saturation of images, white
balance, etc.
Capturing an image
Click the corresponding icon on the toolbar or select Photo from the Capture menu, or
press F11, on your keyboard, or press the Shutter button. A thumbnail of the captured
image will appear on the right side of the main window.
LED light brightness control wheel
Shutter button (DTX 50)
Focus wheel
Calibration scale
3
Recording a video
Click the corresponding icon on the toolbar or select Video from the Capture menu.
The camcorder icon on the toolbar will change once you start recording. To stop recording
you can either click the corresponding icon on the toolbar again or select Stop capturing
from the Capture menu.
Note: recommended video resolution is 640x480.
Preview
Left-click the thumbnail of the image you wish to edit and it will open in the main window
of the application. The image resolution will be displayed in the bottom left corner of the
screen. Double-clicking a thumbnail will open the image in a separate window.
Saving images
To save an image, right-click the thumbnail of the desired image and select Save from the
drop-down menu.Images may be saved in .jpeg and .bmp formats. When saving images in
.jpeg format, clicking Advanced allows you to view and edit additional options.
Deleting images
To delete an image, right-click the thumbnail of the desired image and select Delete from
the drop-down menu.When viewing images in a separate window, you can click the
corresponding icon on the toolbar to delete the image.
Copying images
To copy an image, right-click the thumbnail of the desired image and select Copy
from the drop-down menu.
Calibration and measurements
Place a ruler on the stage, focus your view and aimage. Take note of the current
magnification by looking at the calibration scale on the microscope body. Double-click the
image thumbnail to open it in a separate window. Enter the magnification value into the
corresponding field in the upper right corner of the preview window. Upon calibrating the
microscope, you will be able to measure various parameters of observed specimens. All
the buttons on the toolbar of the preview window are described below.
Line
Press and hold the left mouse button to start drawing a line. Release the left mouse button
to complete the line.
Free-form line
Press and hold the left mouse button and draw a line. Release the left mouse button
to complete the segment. You can continue adding more segments to the free-form line.
Press this button to create a text box on the image
Press this button to edit font parameters
These buttons allow you to draw something on the image
Press this button to choose the line color
Press this button to choose the line thickness
Press this button to choose the line style
Press this button to undo the last action
Note:
1. Magnification range of Levenhuk DTX 50 is 20x–400x, and 20x–230x for Levenhuk DTX 30.
Do not use magnification values that exceed this range.
2. The application calculates values based on the magnification you have entered.
The results may not be precise.
Radius
Draw a straight line on the image. The application will automatically calculate the radius,
as well as circumference and area of the corresponding circle.
Diameter
Draw a straight line on the image. The application will automatically calculate
the diameter, as well as circumference and area of the corresponding circle.
Angle
Press and hold the left mouse button to draw a line on the image. Release the left mouse
button and draw another line. The application will automatically calculate value
of the resulting angle.
Measurement units
From the drop-down menu on the toolbar you can select measurement units
for calculations (pixels, inches, kilometers, meters, centimeters, millimeters, microns).
4
5
Working with the application for Mac OS users
Installing software
Browse to the mac folder on the installation CD and copy MicroCapture file
to the desktop.
Operating the microscope
Use a USB cable to connect the microscope to your computer. Run the MicroCapture
application by double-clicking its icon.
Observing specimens
A magnified image of the observed specimen may be seen in the main window of the
application.
Image resolution
From the Options menu, select Preview Size to set the image resolution. Keep in mind
that the preview window cannot be resized (standard resolution is 640x480). The image
resolution is shown in the bottom left corner of the preview window.
Date and time
From the Options menu, select Date/Time to display or hide the date and time
of capture during preview.
Capturing an image
Click the corresponding icon on the toolbar or select Photo from the Capture menu
to capture an image. An image thumbnail will appear on the right side of the main
window.
Recording a video
Click the corresponding icon on the toolbar or select Video from the Capture menu
to start recording a video.
Note: during recording, the camcorder icon on the toolbar will turn red. Click the icon
again to stop recording.
Editing images and videos
Image and video thumbnails are displayed on the right side of the main window of the
application. Double-click an image thumbnail to open it in a separate preview window.
Editing images with MicroCapture application is similar to working with other
applications in Mac OS.
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. White LEDs are very bright; do not look at them as this may
cause permanent damage to your vision. 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. 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. To avoid data loss or equipment damage,
always close the application first, and then disconnect the microscope from your PC. Wait
until the illumination goes off completely, and disconnect the microscope. 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. Remember to switch off devices after use. Keep
batteries out of the reach of children, to avoid risk of ingestion, suffocation, or poisoning.
