BS ISO 9211-8:2018 Optics and photonics. Optical coatings Minimum requirements for coatings used for laser optics

Optical instruments
Adhesion tests
Environmental testing
Abrasion testing
Solubility test methods
Visual inspection (testing)
Coatings
Wear resistance
Endurance testing
Optics
Life (durability)
Surface treatment

Link: BS ISO 9211-8:2018 Optics and photonics. Optical coatings Minimum requirements for coatings used for laser optics
Source: BSI Standards

BS ISO 9206:2018 Aerospace. Fixed displacement hydraulic motors. General specifications

Hydraulic motors
Rotational motion
Pressure
Vibration testing
Aircraft components
Marking
Installation
Quality assurance
Ratings
Hydraulic transmission systems
Thermal testing
Calibration
Temperature
Classification systems
Endurance testing
Qualification approval
Acceptance (approval)

Link: BS ISO 9206:2018 Aerospace. Fixed displacement hydraulic motors. General specifications
Source: BSI Standards