Post on 25-Sep-2020
Φ99
.9
UNC 1/4-20
7.8
68
30°
30°
175.2
Φ95
141.615
29
SF-412×[M3×6]
SF-412×[M3×6]
/mmscale 1:1
Number of teeth
Module
P.C.D
Angular rotation
Spur gear speci�cations
Focus drive gear
128
0.8
102.4mm
180°
120
0.8
96mm
160°
120
0.8
96mm
60°
Zoom drive gear Iris drive gear
120
7.4 92.2
7.1 47.7
6.2 27.3
SIGMA 50-100mm T2 DimensionsEF Mount
1Ver.2.0 April 20th, 2017
UNC 1/4-20
5.2201.2
Φ95
167.615
29
SF-412×[M3×6]
SF-412×[M3×6]
/mmscale 1:1
Number of teeth
Module
P.C.D
Angular rotation
Spur gear speci�cations
Focus drive gear
128
0.8
102.4mm
180°
120
0.8
96mm
160°
120
0.8
96mm
60°
Zoom drive gear Iris drive gear
7.4 118.2
7.1 73.7
6.2 53.3
Φ99
.9
68
30°
30°
120
SIGMA 50-100mm T2 DimensionsE Mount
2Ver.2.0 April 20th, 2017
UNC 1/4-20
17.05167.2
Φ95
133.615
29
SF-412×[M3×6]
SF-412×[M3×6]
7.4 84.2
7.1 39.7
6.2 19.3
/mmscale 1:1
Φ99
.9
68
30°
30°
120
3Ver.2.0 April 20th, 2017
Number of teeth
Module
P.C.D
Angular rotation
Spur gear speci�cations
Focus drive gear
128
0.8
102.4mm
180°
120
0.8
96mm
160°
120
0.8
96mm
60°
Zoom drive gear Iris drive gear
SIGMA 50-100mm T2 DimensionsPL Mount