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NOMENCLATURE
1. When only the U-DA is mounted on the microscope frame
}The configuration is identical even when another intermediate is mounted above the U-DA.
Relay tube
Mirror housing
Drawing Attachment
(U-DA)
2. When the U-DA is mounted above another intermediate tube
Drawing lens
Adapter tube
}Depending on the mounting position of the U-DA, the adapter tube may become unnecessary, in which case the drawing
lens has to be remounted.
Mirror housing
Relay tube
