IS 8257 : 1976 Specification for Ophthalmoscope

1 Scope

1.1 This standard covers the requirements for ophthalmoscope used to examinethe fundus of the eye.

2 References

IS 988 :1959General requirements for optical components

IS 1868 :1968Specification for anodic coatings on aluminium

IS 2934 : Part I :1964 Specification for non-wire-wound variableresistors (potentiometers), Type 2:Part I Tests and general requirements

IS 4827 :1968Specification for electroplated coatings ofnickel and chromium on copper and copper alloys

IS 7007 :1973Specification for E. E. N. T. (eye, ear, noseand throat) diagnostic set