Nikon DS-U3 Manuale di istruzioni - Pagina 41
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Trouble
The image is out of
focus.
The image is too dark
or too bright.
The color is poor.
Chapter 8
Troubleshooting
3
Image Output to a PC Monitor
• Check that the edge enhancement is set properly using the application
software.
⇒ Refer to the instruction manual for the application software.
• Check that the electronic zoom is not turned on by the application
software.
⇒ Refer to the instruction manual for the application software.
• Check that the microscope and the lens are in focus.
• Check that the product is used in a place with little vibration.
• Check that the aperture diaphragm is adjusted correctly. (The aperture
diaphragm must be adjusted to 70% to 80% of the numerical aperture of
the objective, or 70% to 80% of the pupil of the objective.)
⇒ Refer to "Microscope Setting" in Chapter 5.
• Check that the enlargement factor is adjusted correctly. (The
enlargement factor must be adjusted to 500 to 1000 times of the
numerical aperture of the objective.)
• Check that exposure or tone is adjusted correctly using the application
software.
⇒ Refer to the instruction manual for the application software.
• Check that the intensity of illumination of the microscope is appropriate.
• Check that the white balance is set with the application software.
⇒ Refer to the instruction manual for the application software.
• Check that the color compensation is not set too high with the
application software.
⇒ Refer to the instruction manual for the application software.
• Check that the hue adjustment is not performed with the application
software.
⇒ Refer to the instruction manual for the application software.
• Check that the camera sensitivity is not set too high on the application
software. If the camera sensitivity is too high, salt-and-pepper type,
streaky type, or flecks-of-color type noise may appear on the image.
⇒ Refer to the instruction manual for the application software.
• Check that the color of the PC monitor is adjusted appropriately.
• Check that the color temperature of illumination is appropriate level.
• Image quality may be different between a live image and a saved image.
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Checkpoints