Aachen Technology (Shenzhen) Co., Ltd.

• OPIE '25

Active Optics NightN Ltd.

AdlOptica Optical Systems GmbH

• OPIE '25

AEMtec GmbH

Altechna

• OPIE '25

Anhui Crystro Crystal Materials Co., Ltd.

• OPIE '25

Aperture Optical Science, Inc.

APL MACHINE INDUSTRIAL CO., LTD.

Archer OpTx, Inc.

• OPIE '25

asphericon GmbH

• OPIE '25

asphericon GmbH

Atik Cameras

Austek, Ltd.

• OPIE '25

Automotive Platforms and Application Systems (APAS) R&D Centre