IS 12683 : Part 3 : 2000 Measuring Devices for Visually Impaired Persons - Specification - Part 3 : Goniometer

1 Scope

1.1 This standard (Part 3) specifies the requirements ofgoniometer for visually impaired persons.

2 References

IS 410 : 1977Cold rolled brass sheet, strip and foil

IS 1068 : 1993Electroplated coatings of nickel plus chromium and copperplus nickel plus chromium

IS 1359 : 1992Electroplated coatings of tin

IS 1993 : 1993 Singlecold-reduced tinplate and cold-reduced blackplate-electro-lytic and hot-dipped tinplate sheet andblackplate sheet

IS 3138 : 1966Hexagonal bolts and nuts (M 42 to M 150)

IS 6911 : 1992Stainless steel plate, sheet and strip