400mm f/2.0 Manual Focus MWIR Thermal Camera Lenses for Cooled Detetor

Code: 311-010

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Optical Parameters:

Focal Length(EFL)	400mm	f Number (f#)	2.0
Wavelength Range	3.5μm~5μm	Detector	640x512-15micro, cooled
FOV	1.38°x1.1°(1.76°)	Coating	AR or DLC
Average Transmittance	>81% for DLC external coating >86% for AR external coating	Working Temperature Range	-40℃~60℃
Minimum Working Distance	40mm	Distortion	Maximum D-FOV Distortion:<3.5%
BEL	48.55mm

Mechanical Parameters:

Dimensions	Length:290.88mm Diameter:225mm	Focus Mechanism	Internal Manual Focusing
Sealing	IP54	Mount	M80x1-6g Back Flange Distance: 52.245
Housing Material	Aluminum, Black anodized	Operation Temperature	-40℃~ +60℃
Storage Temperature	-50℃~ +70℃	Weight	~5000gram

400mm f/2.0 manual focus lens module is compliant with cooled FPA detectors ( InSb Focal Plane Arrays ) of 640x512-15μm, operating at the MWIR wavelength range 3.5~5.0μm. The lens module is optimized for high transmission, superior MTF and low distortion. The sealing grade of the housing is IP54, with a total weight of less than 5000 grams. Modifications of the parameters could be arranged upon your request.

Drawing:

Testing Results and Curves:

1. MTF@33lp/mm

2. Field Curvature and Distortion

3. Relative Illumination

4.Vignetting

400mm

M400F2.0-man

2.0

Manual

Enquire

2 month