SirZ 500 SIRZ 500mm F/5.8 Fixed Focal Lens

Key Features:

  • SWIR lenses deliver higher performance than standard visible lenses when using SWIR cameras
  • Fits 20.5mm Diagonal
  • The SWIR spectrum is an ideal choice for a variety of applications,  including:
    • Solar cell inspection
    • Imaging through fog
    • Glass processing
    • Security
    • Biomedical imaging

Optical Specifications

Focal Length:

500mm

F/#:

f/5.8

Spectral Range:

0.7 - 1.7 μm

Image Format:

640 x 512 pixels,25 μm pixel size

Back Focal Length:

15.3mm

Cold Stop to FPA Distance:

N/A

Average Transmission (All elements AR coated):

≥78%

Horizontal FOV:

1.83°

Distortion:

< 0.5%

On-Axis MTF:

≥ 60% at 20 lp/mm theoretical

MOD:

400 meters

Mechanical Specifications

Max Dimensions:

Length = 164mm, Front OD = 112mm

Zoom Time (wfov to nfov):

N/A

Through-Zoom Boresight:

N/A

Weight:

1400 grams

Mount:

M42 Mount

Operating Temperature:

-40 °C to +60°C

Storage Temperature:

- 40°C to + 80°C

Field of View Data

Field of View Data:
FOV (500mm)
HFOV 320x240 480x384 640x512
30 microns 1.1    
20 microns 0.92 1.37 1.83
15 microns 0.55 0.83 1.1
Optical Specifications
Focal Length

500mm
F/#

f/5.8
Spectral Range

0.7 - 1.7 μm
Image Format

640 x 512 pixels,25 μm pixel size
Back Focal Length

15.3mm
Cold Stop to FPA Distance

N/A
Average Transmission (All elements AR coated)

≥78%
Horizontal FOV

1.83°
Distortion

< 0.5%
On-Axis MTF

≥ 60% at 20 lp/mm theoretical
MOD

400 meters
Mechanical Specifications
Max Dimensions

Length = 164mm, Front OD = 112mm
Zoom Time (wfov to nfov)

N/A
Through-Zoom Boresight

N/A
Weight

1400 grams
Mount

M42 Mount
Operating Temperature

-40 °C to +60°C
Storage Temperature

- 40°C to + 80°C
Field of View Data
Field of View Data
FOV (500mm)
HFOV 320x240 480x384 640x512
30 microns 1.1    
20 microns 0.92 1.37 1.83
15 microns 0.55 0.83 1.1