Optical performance: Specifications Unit Wave length range 65 0 or 1650 nm ( customer specified ) Insertion Loss < 2 dB (typical: < 0.5 dB) Insertion loss variation < ± 0.25 dB (typical: ± 0.15 dB) Return Loss >40 dB (typical: 45 dB, 23 C) Side loading 25 pound MAX ( Continues ) Package type Pigtailed Housing of fiber optic rotary joint Stainless steel Fiber types Singlemode06 or multimode 3mm housing Connector types FC, SC, ST, SMA, or LC Electrical performance: Specifications Unit Voltage 240VDC-240VAC Current Standard Product: 2A/ring, Max 30 ring Dielectric strength 500VAC@50Hz, 60s Insulation resistance 1000MΩ @500VDC Dynamic contact resistance ≤ 0.01Ω Mechanical data: Specifications Unit Rotation Rate 0-250rpm Temperature range -40° C to + 65° C Housing of slip ring Aluminium alloy IP IP51.