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Schlieren System

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Schlieren System Specification

Equipment Type
Schlieren Optical System

Material
Stainless Steel and Optical Glass components

Processing Type
Optical Analysis

Condition
New

Technology
Optical Schlieren Imaging

Dimension (L*W*H)
Approx. 1200 mm x 400 mm x 400 mm (setup dependent)

Power Mode
Electric

Voltage
110V/220V AC

Power Consumption
Typically < 100 W (for light source)

Pressure Output
Not applicable (Optical system does not generate pressure)

Application
Visualization of transparent flow fields, gas dynamics, heat transfer studies, laboratory research, educational demonstrations

Coating Type
Anti-reflective coated optical elements

Accessories
Light source, knife edge/slit, concave mirrors/lenses, camera mount, optical bench, alignment aids

Field of View
80-200 mm (depending on configuration)

Weight
Approx. 45-70 kg, depending on system specification

Mirror Diameter
100-200 mm (varies by model)

Focal Length (Mirrors/Lenses)
500-1200 mm

Imaging System
Compatible with high-speed and CMOS cameras

Calibration Accessories
Included for system setup and alignment

Resolution
High spatial resolution, dependent on camera used

Frame Rate
Up to 1000 fps with suitable camera

Adjustment Mechanism
Micro-adjustable mounts for optical alignment

Operating Environment
Standard laboratory conditions, 10-40C

Light Source Type
LED or Halogen, adjustable intensity

Optical Bench Length
Up to 1.2 m

Colour Options
Black anodized frame with polished components

Schlieren System About

Overview

A high-precision optical flow visualization system designed to make shock waves, expansion waves, and density gradients visible in compressible flow studies. Based on the classic Toepler Schlieren method, the system enables accurate qualitative and quantitative analysis of supersonic and transonic flow phenomena that are otherwise invisible to the naked eye.

Key Features

High-Sensitivity Visualization: Reveals shock waves and flow gradients clearly
Non-Intrusive Measurement: Optical method with zero flow disturbance
Precision Alignment System: Fine adjustments for accurate optical setup
Modular Design: Suitable for wind tunnels, nozzles, and lab setups
Custom-Built Configurations Available

Technical Datasheet (Typical)

Optical Performance

Sensitivity: Detects minute density gradients in compressible flow
Applications Range: Subsonic to supersonic regimes (Mach 0.3 to >3.0)
Visualization Output: High-contrast light/dark schlieren patterns

Core Components

Light Source:

Short-arc xenon lamp with integrated solid-state power supply
Supply: 100250 VAC, 50/60 Hz
Adjustable aperture with precision track mounting

Parabolic Mirrors (Pair):

Telescope-grade quality
Frame-mounted with fine alignment controls

Knife Edge Assembly:

Adjustable in X, Y, Z axes
Variable angle of inclination for sensitivity tuning

Plain Mirror:

First-surface mirror for image redirection

Viewing System:

Projection screen or camera integration compatible

Standard Mirror Configurations

150 mm (6 in) diameter 1200 mm focal length
200 mm (8 in) diameter 1600 mm focal length
250 mm (10 in) diameter 2000 mm focal length
315 mm (12.5 in) diameter 2500 mm focal length

Optional Features

Custom mirror sizes and focal lengths
High-speed camera integration
Digital image acquisition and analysis systems
Laser-based or LED light source alternatives
Automated alignment and positioning systems

Applications

Supersonic and transonic wind tunnel testing
Shock wave and expansion fan visualization
Nozzle flow studies
Combustion and thermal plume analysis
Academic and advanced fluid dynamics research

Customization

Each system is individually engineered to match your application, including wind tunnel integration, lab space constraints, and optical requirements.

High-Resolution Flow Visualization

This Schlieren System brings advanced optical analysis into your laboratory, supporting the visualization of subtle changes in transparent flow fields. With high spatial resolution determined by your camera, and a customizable field of view up to 200 mm, even delicate phenomena can be documented. Included calibration accessories and optical alignment aids help you achieve accurate, repeatable results.

Flexible and User-Centric Design

Engineered for compatibility with both high-speed and CMOS cameras, as well as a selection of LED or halogen light sources, this system adapts to your experimental needs. Micro-adjustable mounts and a sturdy optical bench up to 1.2 meters long provide stability and ease of use during setup and operation. The system is delivered ready to work, with all necessary optical and mechanical components.

FAQ's of Schlieren System:

Q: How do I set up the Schlieren System for my laboratory experiments?

A: The system comes with detailed calibration accessories and alignment aids. Simply assemble the optical bench, position the anti-reflective coated mirrors or lenses per your desired focal length and field of view, and use the micro-adjustable mounts for precise optical alignment. Mount your chosen high-speed or CMOS camera, install the light source, and follow the included setup guide for calibration.

Q: What camera types are supported with this Schlieren System?

A: This system is compatible with any high-speed or CMOS camera. This provides flexibility for users to pair the imaging system with cameras they already own or select a model that best matches their resolution and frame rate requirements, up to 1000 fps depending on the camera.

Q: When should I use LED versus halogen for the light source?

A: LED sources provide long life, consistent intensity, and low heat, making them suitable for standard uses and long-duration experiments. Halogen sources may be preferred if your experiment requires a continuous spectrum and higher-intensity illumination. Both options feature adjustable intensity to suit your lighting needs.

Q: Where can this Schlieren System be installed?

A: The system is designed for stable operation in standard laboratory environments with temperatures from 10C to 40C. Its moderate size (1200 x 400 x 400 mm setup) and electric power mode (110V/220V AC) allow flexible installation on most laboratory benches.

Q: What is the process for calibrating and aligning the optical components?

A: Setup is streamlined by the included calibration accessories, which assist in precisely adjusting the optical path. Micro-adjustable mounts let you fine-tune the position of mirrors and lenses, while the guide describes alignment procedures to ensure high-resolution, artifact-free visualization.

Q: How is this system beneficial for gas dynamics and heat transfer research?

A: The Schlieren System enables non-intrusive visualization of flow fields, temperature gradients, and gas dynamics by detecting changes in refractive index. This allows for accurate qualitative and quantitative studies, making it invaluable for both advanced research and educational demonstrations.

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