26
Technical Data
Signature Prime
125/T1.8
150/T1.8
200/T2.5
280/T2.8
Optical Parameters
Focal length
125 mm
150 mm
200 mm
280 mm
MOD
from sensor plane
(minimum marked
distance)
1.00 m / 3'4"
1.50 m / 5'
1.80 m / 6'
2.5 m / 8'3"
MOD from lens
front
0.78 m / 2'7"
1.25 m / 4'2"
1.54 m / 5'1"
2.18 m / 7'2"
Magnification ratio
at MOD
1:7.0
1:9.0
1:8.3
1:8.3
Entrance pupil po-
sition (related to im-
age plan, in direc-
tion to object plane)
52.6 mm / 2.07"
54.5 mm / 2.15"
34.9mm / 1.37"
36.9 mm / 1.45"
Angle of view H-V-D
for LF Open Gate
16.6° /
11.6° / 20.2°
13.9° /
9.7° / 16.9°
10.4° /
7.3° / 12.6°
7.4° / 5.2° / 9.0°
Physical Dimensions
Front diameter
114 mm / 4.49"
114 mm / 4.49"
114 mm / 4.49"
134 mm / 5.28"
Max. housing diam-
eter
115 mm / 4.53"
135 mm / 5.31"
135 mm / 5.31"
135 mm / 5.31"
Length from flange
178 mm / 7.01”
208 mm / 8.19"
218 mm / 8.58"
278 mm /
10.93"
Weight (lens only)
2.3 kg / 5.1lb
3.25 kg / 7.3lb
3.1 kg / 6.13lb
4.3 kg / 9.48lb
Lens barrel
Magnesium
Magnesium
Magnesium
Magnesium
Interfaces
Lens mount
LPL
LPL
LPL
LPL
Lens data system
LDS-2
LDS-2
LDS-2
LDS-2
Flange focal dis-
tance
44 mm
44 mm
44 mm
44 mm