Gives the numbering of and transmittance requirements for filters. It also defines guidance on their selection and use. Optical test methods form subject of ISO 4854. Non-optical test methods form the subject of ISO 4855. The symbol for filters includes a code number of transmittance is described in clause 5 of ISO 4854.
WITHDRAWN
ISO 4852:1978
95.99
Withdrawal of Standard
Mar 2, 2021
PUBLISHED
ISO 16321-1:2021
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