Custom Aspheres

Looking for a custom solution? Discover our customized aspheres with unsurpassed surface quality and following specifications:

Aspheric optics for UV/VIS/IR range
Individual optical designs for for all types of applications
Diffraction-limited quality with a Strehl ratio up to 0.99
Outstanding surface quality with roughness values as low as 5 Å
High-end optical coatings

Comparison

	Standard Quality	Precision Quality	High-End-Finishing	Diamond Turning
Diameter	8-300 mm	4-250 mm	6-300 mm	1-420 mm
Center thickness	2-60 mm	2-60 mm	< 60 mm	from 0.5 mm
RMSi Irregularity	0.75-0.3 µm	0.09 µm	< 0.015 µm	20 nm
Surface roughness	3 nm	1.5 nm	0.5 nm	1 nm
Surface Imperfections (Scratch/Dig)	60 - 40	40 - 20	10 - 5 for Ø <2"; 20 - 10 for Ø >2"
Full-surface interferometric measurement	optional	optional	guaranteed	guaranteed
Coating	customer-specific
Materials	customer-specific (almost every type of glass, silica, germanium, silicon, IR lenses, zerodur)
Mounting	customer-specific
RoHS & REACH Conformity	certified

Advantages of Custom Aspheres

Making it possible

From prototype construction and small quantities to small and large series: asphericon convinces with precision that surpasses standards. Since 2008, the company fulfills the high demands of ISO 9001 for high-quality work processes.

Unique technology

... and a patented control software which is constantly being further developed allow highest quality, flexibility and economy. Convince yourself not only of asphericon's manufacturing technologies, but also of its unique High-End-Finishing processes, ultra-precise measurement capabilities and high-quality coating technologies (e.g. sputtering).

Individual advice & support

From analysis and conception to final implementation and characterization: asphericon develops the best possible optical design based on your requirements and pays particular attention to optimum development and production times – while always keeping an eye on the costs for our customers. Together we will find the right solution for your application.

Everything from one single source

Technological leadership combined with a broad range of products and services form the basis for asphericon's specific optical solutions. As a reliable partner, we are happy to advise and support you in numerous areas, such as the first optical design, manufacturing and coating, high-precision measurement, and optical characterization.