Care And Maintenance; Battery Safety Instructions - Levenhuk DTX TV LCD Guia Del Usuario

Click the corresponding icon on the toolbar again and select Reset picture magnification
from Reset magnification. Repeat the calibration process, as described above. Change
the magnification and capture a few images. Double-click one of the thumbnails to open
the resulting image in a preview window. Click the calibration icon on the toolbar and
select Set picture magnification from Set magnification. Enter the current magnification
in the dialog window that appears and click OK.
If you want to use the same magnification when capturing images in the future, click
the calibration icon on the toolbar and select Set capture magnification from Set
magnification.
Measurements
It is recommended to calibrate the system before proceeding with measurements.
Straight line. Press and hold the left mouse button to start drawing a line. Release the
left mouse button to complete the line.
Continuous 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 Circle. 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 Circle. Draw a straight line on the image. The application will automatically
calculate the diameter, as well as circumference and area of the corresponding circle.
Three Points 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.
Draw and text
PortableCaptureHD allows you to add drawings and textboxes to your images. Open an
image in a preview window and click the Pencil icon on the toolbar. Select one of the
tools from the drop-down menu and draw something on the image. By clicking the TT
icon on the toolbar, you can edit font type and color to be used in textboxes.
Working with the application for Mac OS users
Browse to the mac folder on the installation CD and copy PortableCaptureHD file to
the desktop. Use a USB cable to connect the microscope to your computer. Run the
PortableCaptureHD application by double-clicking its icon.
A magnified image of the observed specimen may be seen in the main window of the
application. 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.
From the Options menu, select Date/Time to display or hide the date and time of capture
during preview.
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.
Click the corresponding icon on the toolbar or select Video from the Capture menu
to start recording a video. A video thumbnail will appear on the right side of the main
window.
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Note: during recording, the camcorder icon on the toolbar will turn red. Click the icon
again to stop recording.
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 PortableCaptureHD application is similar to working with other
applications in Mac OS.
From the main menu, select Quit PortableCaptureHD 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. 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.