Care And Maintenance; Battery Safety Instructions - Levenhuk DTX 90 Guia Del Usuario

Measurements
It is recommended to calibrate the system before proceeding with measurements.
Any Angle Line. Press and hold the left mouse button to start drawing a line.
Release the left mouse button to complete the line.
Continuous Line. Use this tool to draw a curve on the image and measure its length.
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. Place three points on the image with your mouse. The application
will automatically calculate the angle value.
Draw and text
MicroCapture Pro 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 MicroCapture Pro file to the
desktop. Use a USB cable to connect the microscope to your computer. Run the
MicroCapture Pro 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 MicroCapture Pro 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.