216 Description of Printer (figures 23 and 24)
The printer consists of a lamp house assembly (a below), a condenser
lens set (b below), a carriage assembly (c below), girder assembly (d
below), a baseboard (e below), three projection lens sets (f below), a red
filter assembly (g below), an easel (h below), negative carriers (i below),
and a horizontal projection attachment (j below). The EN18B does not
include a baseboard or a horizontal projection attachment.
a. Lamp house assembly (figure 25). The complete lamp house assembly
consists of the upper lamp house and the variable condenser lens housing.
The variable condenser lens housing contains a door which provides access to
a variable condenser lens, a color filter holder, and a heat absorbing
glass. Knurled screws attach the condenser lens set to the variable
condenser lens housing. The upper lamp house contains the lamp, the light
cone (reflector), and the light traps.
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