Dimensions Of Parts - Canon CN-E30-300mm T2.95-3.7 LS Operation Manual

Dimensions of parts

S type (EF mount)
16.5
SP type (PL mount)
16.5
Spur gear specifications
Number of teeth
Pitch
P.C.D.
Angular rotation
350.1
9 239.1
UNC3/8-16
16
342.1
9 231.1
UNC3/8-16
16
Focus drive gear
169
0.8 metric module
135.2 mm
300 degrees
5.5
9 107.8
9 64.4
171.3
9 99.8
9 56.4 11.8
2±0.02
163.3
Zoom drive gear
144
0.8 metric module
115.2 mm
160 degrees
9
Unit: mm
Iris drive gear
134
0.8 metric module
107.2 mm
63 degrees