1． Optical Fiber
    Core Material：Polymety l - Methacrylate Resin
    Cladding Material：Fluorinated Polymer
    Core Refractive Index：1.49
    Refractive Index Profile：Step Index
    Numerical Aperture：0.5
    Core Diameter：Min.920μm；Typ.980μm；Max.1040μm
    Cladding Diameter：Min.1240μm；Typ.1300μm；Max.1320μm
 
2．Jacket
    Material and Color：Polyethylene , Black
    Diameter：Min.2.13mm；Typ. 2.20mm；Max.2.27mm
    Indication on the Jacket：SUPER ESKA ; Blue
 
3．Approximate Weight：4 g / m
 
4．Maximum Rating
    Storage Temperature：No Physical  Deterioration [ in a Dry Atmosphere ] -55~+70℃
    Operation Temperature：[ in a Dry Atmosphere ] -55~+70℃
    Operation Temperature in a Moist Atmosphere：[ under 95 %RH ] +60℃
 
5．Optical Properties
    Transmission Loss：[ 650 nm Collimated Light ] 190dB / km
    Transmission Loss under 95 %RH：[ 650 nm Collimated Light ] 210dB / km
 
6．Mechanical Characteristics
    Minimum Bend Radius：Loss Increment =< 0.5 dB [ A Quarter bend ] 25mm
    Repeated Bending Endurance：Loss Increment =< 1 dB [ in Conformity to the JIS C 6861 ] 10,000Times
    Tensile Strength：[Tensile Force at 5?ì Elongation; in Conformity to the JIS C 6861 ] 30N
    Twisting Endurance：Loss Increment =< 1 dB [ Sample Length : 1 m Tensile Force : 4.9 N ] 5Times
    Impact Endurance：Loss Increment =< 1 dB [ in Conformity to the JIS C 6861 ] 0.4N.m