Levenhuk DTX 30 User manual
Levenhuk DTX 30, DTX 50
Digital microscope
User Guide
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
User Guide
Calibration scale
Software installation
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 install Microscope Driver to install the required
drivers and follow the instructions on screen.
After the drivers are installed, click the MicroCapture software to install the
software. 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.
Using the microscope
Remove the protective cap from the objective lens. Use the focus wheel to
focus your view. The shutter button allows you to capture images with
default settings (using MicroCapture software to create images is described
in the corresponding section of this User Guide). 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.
Operating the microscope
Connect the microscope to your PC with a USB cable and run the
MicroCapture application.
A pop-up message will warn you if the microscope is not connected to the
PC.
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.
Skins
From the Options menu, select Skin to change the user interface
appearance.
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.
Settings
From the Options menu, select Preferences to set various preferences for
MicroCapture application, including brightness, contrast and saturation of
images, white balance, etc.
Images and videos
Capturing an image
Click the corresponding icon on the toolbar, or select Photo from the
Capture menu to capture an image, or press F11 on your keyboard.
A thumbnail of the captured image 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.
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: videos are recorded in 640x480.
Working with images
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 is 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.
Working with video clips
Right-click a video clip thumbnail and choose whether you want to watch,
copy or delete the chosen clip from the drop-down menu.
Exiting the application
To exit the application, choose Exit from the File menu.
Tip: You can also change preferences and settings by editing the
Settings.ini file. This file may be found in the installation directory.
Calibration and measurements
Place a ruler on the stage, focus your view and capture an image. 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 of the preview window
toolbar 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.
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).
Other instruments on the preview window toolbar are described below.
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–200x 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.
3. Measurement functions are only available to MS Windows users.
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.
A video thumbnail will appear on the right side of the main window.
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.
Double-click a video thumbnail to play the video clip.
Exiting the application
From the main menu, select Quit MicroCapture to exit the application.
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.
Specifications
Image sensor 1.3 Mpx, interpolated to 2 Mpx (DTX 50)
2 Mpx, interpolated to 5 Mpx (DTX 30)
Magnification 20x–400x (DTX 50), 20х–200х (DTX 30)
Available image
resolutions (DTX 50)
1600x1200, 1280x1024, 1280x960, 1024x768,
800x600, 640x480, 352x288, 320x240, 160x120
Available image
resolutions (DTX 30)
2560x2048 (5M), 2000x1600, 1600x1280 (2M),
1280x1024, 1024x960, 1024x768, 800x600,
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