Chapter 1 Before Use4PleaseRead First1.3 Peripheral Devices That Can Be UsedThe following peripheral devices (sold separately) can be used for DS-L3.(1) External monitorDS-L3 has an 8.4-inch built-in touch-panel LCD monitor of 1024 x 768 pixels (XGA). You can also view images on an externalmonitor if you want to view them on a larger screen or a screen of a higher resolution (SXGA: 1280 x 1024 pixels).For an external monitor, use a PC monitor that supports one of the signal specifications shown below.Standard name Resolution Vertical synchronizationfrequency InterlaceSXGA 1280 x 1024 60 Hz Non-interlacedXGA 1024 x 768 60 Hz Non-interlacedDS-L3 has a DVI-I connector for video output to a digital monitor (DVI 1.0) or an analog RGB monitor. Use a DVI cable forconnection to a digital monitor, and use a DVI cable for analog connection to connect to an analog RGB monitor.Note: It is recommended to use the SXGA digital monitor to ensure the high resolution performance.Connection cablesWhen you purchase a DVI cable, we recommend selecting a cable length of 3 meters or shorter to prevent qualitydeterioration due to the noise generated from peripheral equipment.(2) C mount lensA C mount lens is used when photographing a subject other than those for microscope. Any lens that satisfies the followingconditions may be used:• Protrudes no more than 10 mm from the mount surface into the camera. (5 mm or less for DS-Ri1)• The image circle of DS-Fi2, DS-Fi1, DS-Fi1c, DS-Qi1Mc, and DS-Ri1 is 2/3”, and that of DS-Vi1 is 1/1.8”. Use a lens for 1”or 2/3”.• When using diaphragm settings brighter than F2.8, you may observe slight light falloff around the periphery.(3) CF (Compact Flash) cardCommercially available CF cards can be used as image storage media. Use a CF card of Type I.Please use a model whose operation is verified by Nikon. Not every CF card is compatible with the DS-L3.(4) USB memoryUSB memory sticks can be used for image storage media.Please use a model whose operation is verified by Nikon. Not every USB memory is compatible with the DS-L3.