The Yokogawa AQ6370D Optical Spectrum Analyzer is a top-tier instrument engineered for precise spectral analysis across diverse optical applications. Its broad wavelength coverage, coupled with exceptional resolution and sensitivity, enables thorough characterization of optical components, modules, and systems. The analyzer’s intuitive interface and comprehensive suite of analysis functions facilitate effortless and accurate measurements. Key features include high wavelength accuracy, wide dynamic range, and fast measurement speed. The AQ6370D is an indispensable tool for research, development, and manufacturing environments where accurate spectral analysis is paramount.

Aumictech – Yokogawa AQ6370D 600–1700 nm Optical Spectrum Analyzer Specifications

Optical Performance

• Wavelength range: 600 to 1700 nm

• Span: 0.5 nm to 1100 nm (full span), and 0 nm

• Wavelength accuracy:

  • Standard Model (-10): ±0.02 nm (1520–1580 nm), ±0.02 nm (1580–1620 nm), ±0.04 nm (1450–1520 nm), ±0.1 nm (full range)

  • High-performance Model (-20): ±0.01 nm (1520–1580 nm), ±0.02 nm (1580–1620 nm), ±0.04 nm (1450–1520 nm), ±0.1 nm (full range)

• Wavelength repeatability: ±0.002 nm (typical, C-band)

• Resolution bandwidth settings: 0.02, 0.05, 0.1, 0.2, 0.5, 1, 2 nm

• Minimum sampling resolution: 0.001 nm; 101 to 50,001 points

Level / Power

• Sensitivity modes: NORM_AUTO, NORMAL, MID, HIGH1, HIGH2, HIGH3

• Sensitivity (typical): −90 dBm (1300–1620 nm), −85 dBm (1000–1300 nm), −60 dBm (600–1000 nm)

• Maximum input power: +20 dBm per channel, +25 dBm safe total

• Level accuracy: ±0.2 dB (C-band, −20 dBm input)

• Level linearity: ±0.02 dB (−50 to +10 dBm, C-band)

• Level flatness: ±0.1 dB (1520–1580 nm), ±0.2 dB (1450–1520 nm, 1580–1620 nm)

• Polarization dependence: ±0.02 dB (C-band)

Dynamic Range & Stray Light

• Close-in dynamic range:

  • At 0.02 nm RBW: up to 60 dB (±0.2 nm)

  • At 0.05 nm RBW: up to 78 dB (±1.0 nm, typical)

  • At 0.1 nm RBW: up to 67 dB (±0.4 nm, typical)

• Stray light suppression ratio: up to 80 dB (typical, high-performance model)

• Wide level range: +20 to −90 dBm

Sweep & Speed

• Sweep times (100 nm span, typical):

  • NORM_AUTO: 0.2 s

  • NORMAL: 0.5–1 s

  • MID: 2 s

  • HIGH1: 5 s

  • HIGH2: 20 s

  • HIGH3: 75 s

• High dynamic mode: available, reducing stray-light effects

Fiber & Optical Interfaces

• Applicable fibers: Single-mode 9.5/125 µm, GI 50/125 µm, 62.5/125 µm

• Optical input: AQ9447 connector adapter (FC/SC/ST)

• Calibration output: AQ9441 universal adapter (FC/SC/ST)

• Optical return loss: typically 35 dB (with APC connector)

• Built-in wavelength reference source: included for calibration and alignment

• APC level correction: supported

Interfaces & Control

• Remote control: GP-IB, RS-232, Ethernet (SCPI compatible, AQ6317 emulation, LabVIEW driver)

• I/O ports: GP-IB, RS-232, Ethernet (10/100Base-T), USB, PS/2 keyboard, SVGA output, trigger in/out

Display & Storage

• Display: 10.4-inch color LCD, 1024×768 resolution

• Internal storage: 512 MB; up to 64 traces and 64 programs

• External storage: USB (FAT32), file formats: CSV, Binary, BMP, TIFF

• Trace functions: up to 7 simultaneous traces, subtraction, Max/Min hold, All-at-Once save

• Printer option: built-in thermal printer available

Physical & Power

• Dimensions: 426 × 221 × 459 mm (W×H×D, without protector/handle)

• Weight: approx. 19 kg (without printer)

• Power supply: 100–240 VAC, 50/60 Hz, ~150 VA

• Operating conditions:

  • Performance guarantee: +18 to +28 °C

  • Operating: +5 to +35 °C

  • Storage: −10 to +50 °C

  • Humidity: ≤ 80 %RH (non-condensing)

• Warm-up time: 1 hour minimum

Models & Options

• Models: AQ6370D-10 (Standard), AQ6370D-20 (High-performance)

• Connector adapters: AQ9447 (FC/SC/ST), AQ9441 universal adapter (FC/SC/ST)

• Options: /B5 thermal printer

Why Choose Aumictech for the Yokogawa AQ6370D?

The Yokogawa AQ6370D 600–1700 nm Optical Spectrum Analyzer represents one of the most advanced OSAs available, with unmatched accuracy, high dynamic range, and fast sweep speed. At Aumictech, we supply, calibrate, and repair the AQ6370D for manufacturers, research labs, and telecom providers who require precision and reliability. Our calibration is NIST-traceable, ensuring the AQ6370D performs at its peak across its full wavelength range.