ORS-ULN

Ultra-low noise optical reference system with unmatched frequency stability at the 10−17 level.

Superlative Performance

Design based on ultra-high-finesse silicon cavity for unmatched fractional frequency stability.

All-included Commercial System

All-in-one solution including the optical setup, electronics and fiber rack, and cooling system.

Fiber-coupled Design

Ultra-narrow linewidth light delivered ex-fiber via an FC/APC connector.

Transportable System

The robust transportation lock mechanism ensures portability without realignment.

Specifications

ORS-ULN

Central Wavelength

1542 nm

Stability
(MADEV at 1 s)

< 9.6 × 10−17 (1)

The stability performance is subject to further improvements
(Best effort, MADEV at 1 s: < 5 × 10−17)

Linewidth

< 40 mHz (2)

Absolute Linear Drift Rate

< 10 mHz/s (3)

Output Power

> 5 mW (FC/APC connector)

Dimensions & Mass

Optical part:

50 × 60 × 100 cm (L × W × H)

120 kg

Electronics and fiber rack:

60 × 80 × 150 cm (L × W × H)

250 kg

Cooling system:

28 × 45 × 37 cm (L × W × H)

32 kg

  • (1) Measured at Tlab = 21 ± 0.3 °C
  • (2) Linewidth after locking, measurement time t > 150 s
  • (3) Measured at Tcavity = 123 K

Operational Requirements

Operating Voltage

110 / 115 / 230 VAC at 50 Hz – 60 Hz

Operating Temperature

Tlab = 22 ± 5 °C

The lab temperature must be stabilized within ± 0.5°C

Power Consumption

< 700 W

Applications & Related Products