5x0.5 mm Germanium Round Optical Window, AR Coated

Product description

This round Germanium protective window is designed for applications in thermal imaging, offering excellent transmission across the 1.7-3 μm, 3-5 μm, and 8-14 μm bands. With a diameter range from 5 mm to 300 mm and thickness options from 0.5 mm to 50 mm, it provides versatility for various optical systems. The window features anti-reflective (AR) and diamond-like carbon (DLC) coatings, enhancing performance in demanding environments. Its customizable attributes and reliable sourcing from Hubei ensure consistency for R&D and procurement engineers.

Key Features

Diameter range: 5 mm to 300 mm for flexible integration into systems.
Thickness options: 0.5 mm to 50 mm, accommodating diverse application needs.
Coatings: AR and DLC for improved transmittance and durability.
High clear aperture: >90% for optimal light transmission.
Parallelism: <3 arcmin, ensuring precise optical alignment.

Available Sizes

Diameter x Thickness (mm)
152.5 x 25.2

Applications

Thermal Imaging

Specification Summary

Item	Value
Material	Germanium
Shape	Round
Diameter	5 mm
Thickness	0.5 mm
Coating	anti-reflective (AR), diamond-like carbon (DLC)
Transmission bands	LWIR (8-14 μm), MWIR (3-5 μm), SWIR (1.7-3 μm)
MOQ	—

Full Specifications

Parameter	Value
Type	Protective Windows
Customized Support	OEM, ODM, OBM
Warranty	1 month
Weight	0.1
Dimension	5-300 mm
Diameter Tolerance	±0.1 mm
Surface Flatness	2 Lambda~ Lambda/10
Parallelism	<3 arcmin
Clear Aperture	>90%

FAQ

Is custom sizing available?

Yes, the window is customizable with variant sizes available, including 152.5 mm diameter and 25.2 mm thickness.

What are the tolerances for diameter and thickness?

Diameter tolerance is ±0.1 mm, and thickness tolerance is also ±0.1 mm.