SAI AS/NZS 1338.3
SA ASNZS 13383 2012-JUN-29 Flters for eye protectors Part 3 Flters for protecton aganst nfra-red radaton
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This Standard specifies requirements for filters used in eye protection against infra-red radiation. It provides a system of designating code numbers and shade numbers and specifies the transmittance requirements for such filters.
NOTE: Guidance on the selection of filters is given in Appendix A.