LirZ 225 25-225mm-9x F/1.50 Continuous Zoom HD/SD

Key Features:

  • HD & SD Compatible with Detector Sizes up to 17.4mm
  • Synchronized Continuous Zoom allows you to zoom while keeping the imagery in focus
  • Sealed front lens – no external window required
  • Standard definition and high definition format compatible
  • The lens controller auto compensates for thermal deviations and keeps the imagery in focus over a wide temperature range
  • Operate and calibrate the lens with our simple user-friendly GUI, or through common communication protocols

Optical Specifications

Focal Length:

wfov: 25mm nfov: 225mm

F/#:

wfov: f/1.50 nfov: f/1.50

Spectral Range:

8 - 14 microns

Image Format:

Compatible with several formats. See FOV below

Back Focal Length:

30.6mm

Cold Stop to FPA Distance:

N/A

Average Transmission (All elements AR coated):

85% (with hard carbon front optic)

Distortion:

wfov: <8% nfov: <3%

On-Axis MTF:

>55% at 15 Ip/mm, >30% at 30 Ip/mm

Minimum Object Distance:

WFOV: 2m NFOV: 20m

Mechanical Specifications

Max Dimensions:

Length = 244mm, Front OD= 178mm

Zoom Time (wfov to nfov):

< 3 sec. @ 20°C

Weight:

4.04 Kilograms - Lens Only

Mount:

Customized to Specification

Operating Temperature:

- 30°C to + 70°C

Storage Temperature:

- 40°C to + 80°C

Boresight Through-Zoom:

<20 micron deviation

Focus/Zoom Mechanisms:

Continuous - Zoom and Focus

Electronic and Communications

Lens Control:

Clear Align Programable Controller

Drive Voltage & Current Consumption:

12VDC, 1.5A Peak / 0.3A Average / 0.1A Idle

Communication Interface:

RS422/232

Communication Protocol:

Clear Align GUI & Protocol

Field of View Data

Field of View Data:
WFOV
HFOV 640x512 1024x768 1280x1024
17 microns

31.4°
24.5°x19.6°

46°
38.4°x29.3°

 
12 microns

22.6°
17.5°x14.0°

 

 
10 microns     36.3°
28.7°x23.2°

 

NFOV
HFOV 610x512 1024x768 1280x1024
17 microns

3.55°
2.8°x2.2°

2.54°
4.4°x3.3°

 

12 microns 2.51°
2.0°x1.6°
   
10 microns     4.17°
3.3°x2.6°

Optical Specifications
Focal Length

wfov: 25mm nfov: 225mm

F/#

wfov: f/1.50 nfov: f/1.50

Spectral Range

8 - 14 microns

Image Format

Compatible with several formats. See FOV below

Back Focal Length

30.6mm

Cold Stop to FPA Distance

N/A

Average Transmission (All elements AR coated)

85% (with hard carbon front optic)

Distortion

wfov: <8% nfov: <3%

On-Axis MTF

>55% at 15 Ip/mm, >30% at 30 Ip/mm

Minimum Object Distance

WFOV: 2m NFOV: 20m

Mechanical Specifications
Max Dimensions

Length = 244mm, Front OD= 178mm

Zoom Time (wfov to nfov)

< 3 sec. @ 20°C

Weight

4.04 Kilograms - Lens Only

Mount

Customized to Specification

Operating Temperature

- 30°C to + 70°C

Storage Temperature

- 40°C to + 80°C

Boresight Through-Zoom

<20 micron deviation

Focus/Zoom Mechanisms

Continuous - Zoom and Focus

Electronic and Communications
Lens Control

Clear Align Programable Controller

Drive Voltage & Current Consumption

12VDC, 1.5A Peak / 0.3A Average / 0.1A Idle

Communication Interface

RS422/232

Communication Protocol

Clear Align GUI & Protocol

Field of View Data
Field of View Data
WFOV
HFOV 640x512 1024x768 1280x1024
17 microns

31.4°
24.5°x19.6°

46°
38.4°x29.3°

 
12 microns

22.6°
17.5°x14.0°

 

 
10 microns     36.3°
28.7°x23.2°

 

NFOV
HFOV 610x512 1024x768 1280x1024
17 microns

3.55°
2.8°x2.2°

2.54°
4.4°x3.3°

 

12 microns 2.51°
2.0°x1.6°
   
10 microns     4.17°
3.3°x2.6°