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Belenus Athermalized LWIR 7.33mm EFL

Athermalized LWIR f/1.46 The Belenus LWIR lens offers a fixed focal length of 7.34mm. Athermalized to withstand widely ranging temperature variations without losing focus. At .83 lb (349g) and only 2.17 x 2.5′, the Belenus is a tiny workhorse.

f/1.46

In stock matched to the FLIR 640

Custom mounts available to spec

Manufactured in the US by Computer Optics, Inc. Available now, only at IRZoom.com

Lens specifications

Lens Type:&nbsp	Stepped-zoom
Spectrum:&nbsp	LWIR
Zoom Control:&nbsp	Fixed Focal Length
Focal Length (min):&nbsp	7.6mm
Aperture Control:&nbsp	Fixed
Aperture (open):&nbsp	f/1.46
Image Diagonal:&nbsp	20mm

Mechanical properties

Mass:&nbsp	.83 lb (349g)
Mount:&nbsp	M34 x 0.5 4g6g Thread (Matched to FLIR 640 Camera) or to Spec
Temperature:&nbsp	+10F to +80F (-12.2C to +26.7C)
Length:&nbsp	2.17in (5.5cm)
Width:&nbsp	2.5in (6.35cm)
Height:&nbsp	2.5in (6.35cm)

IRZoom Part Number

Part Number:&nbsp

BEL-4909-LWIR-F-1-7

Attachment

File:&nbsp

IRZoomcom-LWIR-Atherm-7.33EFL-Belenus.pdf

Size:&nbsp

319471 bytes

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