7714
Description
1. General Information
Model: ZMI‑7714 (7714)
Part Number: 8070‑027X‑0X
Manufacturer: ZYGO (AMETEK)
Type: Helium‑Neon (HeNe), CW, Two‑Frequency, Heterodyne, Linearly Polarized
Applications: High‑precision laser interferometry, multi‑axis metrology, semiconductor, ultra‑stable positioning
Cooling: Water‑cooled (higher stability than air‑cooled)
Optical Isolation: Yes (protects against back‑reflection)
Dimensions: ~500 × 120 × 100 mm
Weight: ~6.8 kg (15 lb)
2. Optical Specifications
Vacuum Wavelength: 632.8 nm
Output Power: > 1.25 mW (1250 µW)；Typical 1.35–2.0 mW
Beam Diameter: 6 mm or 8 mm
6 mm → up to 50 m range
8 mm → up to 100 m range
Polarization: Two orthogonal linear polarizations
Beat Frequency: 20 MHz ± 1600 Hz
Frequency Stability (1 hour, 3σ): 0.5 ppb (ultra‑stable)
Wavelength Stability:
1 hour: 0.0005 ppm (0.5 ppb)
24 hours: ±0.001 ppm
Beam Pointing Stability: < 0.05 arcsec/°C
3. Electrical & Power
Power Supply: ±15 VDC ±0.5 V
+15 V: 2.5 A
−15 V: 1.5 A
Power Dissipation (max):
Warm‑up: 65 W
Operation: 55 W
Warm‑up Time:
Laser out: < 15 s typical
Full stability: ~15–20 min
4. Environmental & Cooling
Operating Temp: 15 °C to 35 °C
Storage Temp: −40 °C to 75 °C
Humidity: 0%–90% RH, non‑condensing
Water Cooling Requirement:
Flow rate: 1.5–2.0 L/min
Inlet temp: 18–25 °C
Pressure: 2–4 bar
Laser Safety: Class IIIa
5. Model Variants (8070‑027X‑0X)
‑01: 6 mm beam, >1.25 mW, standard mount
‑02: 8 mm beam, >1.25 mW, standard mount
‑03: 6 mm beam, >1.25 mW, low‑profile mount
‑04: 8 mm beam, >1.25 mW, low‑profile mount
6. Key Features
High power: >1.25 mW, supports more axes per laser
Water‑cooled: 0.5 ppb/hr frequency stability
Optical isolation: blocks back‑reflections, improves system reliability
Long‑range capability: up to 100 m with 8 mm beam
Compatible: ZMI‑240X, ZMI‑4X04 interferometer boards
7. Compatibility
Works with ZYGO ZMI‑240X, ZMI‑4X04 series measurement boards.
Ideal for long‑range, multi‑axis, high‑precision industrial and semiconductor applications.
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