Spec Sheet
M5018-VSW
f=50mm F1.8 ViSWIR Lite
for Visible+SWIR image sensor, Fixed-focal
C-Mount
 Model No.  M5018-VSW  Effective  Front  φ25.5mm
 Focal Length  50mm  Lens Aperture  Rear  φ9.6mm
 Max. Aperture Ratio  1:1.8  Distortion  2/3type  -0.3%(y=5.5)
 Max. Image Format  8.8mm x 6.6mm(φ11mm)  1/2type  -0.2%(y=4.0)
 Transmittance Wavelength Range  400nm - 1700nm  Back Focal Length  13.1mm
 Operation Range  Iris  F1.8‐ F16C  Flange Back Length  17.526mm
 Focus  0.5m ‐ Inf.  Mount  C-Mount
 Control  Iris  Manual  Filter Size  M30.5 P=0.5mm
 Focus  Manual  Dimensions  φ33.5mm x 38.2mm 
 Operating Temperature  Weight  85g
 Angle of View  D  IMX990  9.8°  IMX991  4.9°  2/3 type  13.1°
   H  6.40mm x 5.12mm  7.6°  3.20mm x 2.56mm  3.8°  10.5°
 V  (φ8.20mm)  6.1°  (φ4.10mm)  3.1°  7.9° 
Dimensions
 -10℃ ‐ +50℃
φ
2
5
.
5
3.3
7.4 12
38.2 17.526
9.3 4
φ16
φ32
(IN AIR)
φ32
φ33.5
16 8 4 1C
8.
(6.2)
(0.9)
1-32 UNF
Iris Ring
Index Ring
Focus Ring
M30.5 P=0.5
∞
Specification is subject to change without any notice.  2021.03

