SAE AMS2521A-1978
REFLECTION-REDUCING COATINGS FOR INSTRUMENT GLASSES

Standard No.

SAE AMS2521A-1978

Release Date

1978

Published By

Society of Automotive Engineers (SAE)

Status

Be replaced 1989-01

Replace By

SAE AMS2521B-1989

Latest

SAE AMS2521D-2019

Scope

This specification covers optical-quality coatings applied to instrument glasses.

SAE AMS2521A-1978 history

• 2019 SAE AMS2521D-2019 Coating@ Reflection-Reducing for Instrument Glasses
• 2013 SAE AMS2521C-2013 Coating, Reflection-Reducing for Instrument Glasses
• 2001 SAE AMS2521C-2001 Coating, Reflection-Reducing for Instrument Glasses
• 1994 SAE AMS2521B-1994 REFLECTION-REDUCING COATINGS For Instrument Glasses
• 1989 SAE AMS2521B-1989 Reflection-Reducing Coatings for Instrument Glasses
• 1978 SAE AMS2521A-1978 REFLECTION-REDUCING COATINGS FOR INSTRUMENT GLASSES
• 1967 SAE AMS2521-1967 REFLECTION-REDUCING COATINGS FOR INSTRUMENT GLASSES