Levenhuk DTX 90 User Manual

Levenhuk DTX 90
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.

Introduction

The kit includes

1. Microscope

2. Mount

3. Levenhuk DTX installation CD

4. User Guide

5. Calibration scale

Microscope parts

1. Coarse focus knob

2. Focus lock knob

3. Fine focus knob

4. Mount arm locking knob

5. Locking screw

6. Mount locking ring

7. Shutter button (works in MS Windows only)

8. Brightness adjustment wheel

9. USB cable

10. Stage

Microscope assembly

Take the microscope and all accessories out of the package. Place the stage
on a stable surface. Attach the mount locking ring (6) to the metal tube of the
mount. Insert the metal tube into the opening on the stage and lock it in place
with the ring (6).

Insert the microscope into the clamp on the mount arm and tighten the
locking screw (5). Tighten the locking knob (4) to lock the mount arm in
place.

Focusing

Place a specimen on the stage and use the coarse focus knob (1) to focus
your view. Use the fine focus knob (3) for maximum precision and
sharpness.

Upon focusing your view, tighten the focus lock knob (2) to lock the results.

Software installation

Insert the installation CD into your CD drive. The Main Menu window will
be displayed. Click the Install MicroCapture Pro to install the application
and follow the instructions on screen.

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

Connect the microscope to your PC with a USB cable and run the
MicroCapture Pro application.

A pop-up message will warn you if the microscope is not connected to the
PC.

Application interface

Toolbar icons

Capture an image

Start and stop video recording

Sequence capture (you can set the time to begin capturing
images or videos, interval between them, video duration and
the number of images or videos to be captured)

Full screen mode. To exit full screen mode, press Escape on
your keyboard or double-click anywhere on the screen

Menu

File

Photos Directory: set a directory for captured images.
Videos Directory: set a directory for recorded videos.

Options

Resolution: set image resolution.
Date/Time: hide or display date and time of capture during preview.
Language: change the language of the user interface.
X (Grid): hide or display a grid on images.
Full screen mode: go full screen.

Capture

Photo: capture an image.
Video: record a video.

Preview window toolbar

Save as

Copy to clipboard

Copy file

Repeat the last
action

Draw

Text

Previous image

Next image

Measurement

Calibration

Undo the last action

Using the application

Capturing an image

Click the corresponding icon on the toolbar or select Photo from the
Capture menu.

Recording a video

Click the corresponding icon on the toolbar or select Video from the
Capture menu.

Sequence capture

Click the corresponding icon on the toolbar. A dialog window will appear
where you can set a number of parameters for sequence capture.

 Click the Photo radio button to set the time to begin capturing images,

interval between them and the total number of images.

 Click the Video radio button to set the time to begin recording videos,

their duration, interval between them and the total number of clips.

Calibration and measurements

It is recommended to calibrate the system before proceeding with
measurements.

Calibrating

Before calibrating the microscope, turn the grid display on. To do so, select
on from Options > X (Grid). By default, the grid is visible.

Place the calibration scale on the stage and focus your view. Make sure that
the vertical axis of the grid is parallel to scale divisions and capture an
image.