Collimator

Your Professional Collimator Supplier

Perfect Optics is a leading technology company dedicated to the research and development of advanced optical equipment and processes, as well as the design and manufacturing of high-precision optical components and systems. We are committed to delivering superior optical solutions to clients across various industries through our unwavering focus on technological excellence and exceptional customer service.

Professional Team

Our team comprises highly skilled and experienced professionals with extensive expertise in the optical field. With decades of collective experience, we have perfected the manufacturing process for optical components, achieving precision at the nanometer level and even sub-nanometer accuracy.

Quality Control

To ensure the highest quality standards, we utilize state-of-the-art measurement instruments such as ZYGO, LUPHOSCAN, coordinate measuring machines, and 4D dynamic interferometers.

Custom Service

We offer customized lenses and optical systems designed to meet specific customer requirements, ensuring tailored solutions that address unique needs.

Advanced Equipment

Our in-house capabilities enable us to develop cutting-edge optical manufacturing equipment, providing an optimal environment for producing efficient and highly precise optical components.

Parameters

Optical System Type	Off-Axis Design
Effective Beam Aperture	≥Φ800 mm
Effective Wavelength Range	0.4 μm ~ 0.8 μm
Wavefront Error	RMS ≤ 30 nm
Vacuum Level	≤ 5 × 10⁻⁵ Pa, ensuring optimal environmental control for sensitive optical operations
Operating Temperature Range	-45°C to 75°C, enabling reliable performance under extreme conditions
Collimated Light Tube Focal Length	28 m, Offering high-precision collimation for extended optical paths
System Length	≤ 12 m, Designed for space-efficient integration
Field of View	≥ 0.1°, Suitable for wide-field optical applications

Types of Collimator

The collimators produced by our company mainly include the following types:

800mm Vacuum Light Tube

The 800mm Vacuum Light Tube is a high-precision optical instrument designed for advanced optical testing and research applications. Its cutting-edge design ensures exceptional performance in demanding environments, making it suitable for scientific, industrial, and aerospace applications.

800mm Collimator

The 800mm collimated light tube offers superior optical performance and precision, making it ideal for applications requiring high-accuracy collimation over a broad wavelength range. Its robust design ensures exceptional stability and uniformity for advanced optical testing and measurement scenarios.

Applications of Collimator

01.

Applications in Medical Imaging

Medical imaging systems rely on collimators to control radiation exposure and enhance image quality. These specialized devices play a vital role in diagnostic accuracy across multiple imaging modalities.

X-Ray Collimation: X-ray collimators shape radiation beams to target specific body areas during diagnostic procedures. The primary collimator contains lead shutters that adjust the beam size according to the examination requirements. Secondary collimators feature additional filtering elements that reduce scattered radiation by 40-60%, resulting in sharper images with improved contrast.

Nuclear Medicine Applications: Nuclear medicine collimators filter gamma rays emitted from radioactive tracers inside patients’ bodies.

02.

Uses in Optical Systems

Collimators play a crucial role in optical systems by transforming divergent light into parallel beams. These devices enhance precision in laser applications, telescopes, and optical measurement systems.

Laser Beam Collimation: Laser beam collimators transform diverging laser output into parallel rays for optimal performance. A typical laser collimation system includes:
● Aspheric lenses that correct optical aberrations
● Adjustable focal length mechanisms for beam width control
● Anti-reflection coatings that minimize power loss
● Precision mounting hardware for accurate alignment

Telescope Optics: Collimators in telescopes align incoming light rays to create clear astronomical images. The telescope collimation process involves:
● Primary mirrors that gather light from distant objects
● Secondary mirrors that direct light to the eyepiece
● Alignment tools for precise optical axis adjustment
● Focusers that fine-tune image clarity

Features of Collimator

Advanced Off-Axis Optical Design

Minimizes aberrations and ensures high-quality image formation across the full wavelength range.

Large Aperture

The ≥ Φ800 mm beam aperture supports applications requiring high light throughput.

Superior Wavefront Accuracy

The system's RMS wavefront error of ≤ 30 nm ensures precise optical performance for demanding tasks.

High Vacuum Capability

Maintains an ultra-clean optical environment, critical for accurate testing and performance.

Robust Environmental Adaptability

The system is built to operate seamlessly in extreme temperatures, making it ideal for various research and industrial scenarios.

Precautions for Using Collimator

Regular Calibration: Ensure that collimators are regularly calibrated and maintained according to manufacturer guidelines. Proper calibration ensures accurate beam shaping and alignment.

Use Appropriate Beam Size: Always adjust the collimator to the smallest beam size that covers the area of interest. This practice minimises unnecessary radiation exposure and improves image quality.

Check Alignment: Before taking an x-ray, verify that the light field indicator aligns with the area being imaged. Proper alignment prevents unnecessary radiation and ensures accurate results.

Educate And Train: Radiographic technologists should receive comprehensive training on using collimators. Familiarity with the equipment and its settings enhances the overall quality of imaging and patient safety.

Customizable Options for Collimators

Lens material

Aperture size

Fiber type

Connector type

Housing material

Packaging And Shipping

Packaging	Wooden crate package for standard exporting package.
Shipping	We will help you to choose the best shipping way according to your detail requirements. By sea, by air, or by express, etc.

Our Certificate

FAQ

Q: What is the principle of collimator?

A: A typical collimator consists of an objective lens with an illuminated reticle at its focal plane. The emerging beam is collimated so that the image of the reticle is projected at infinity. The collimator is usually set at infinity adjustment.

Q: What is the need of adjusting the collimator?

A: Mechanical collimation is necessary when the physical components in your scope don't line up properly — a focuser isn't square to the tube, a mirror isn't centered in the tube, or a secondary mirror is misaligned.

Q: How to choose a collimator?

A: One of the most important factors when choosing a laser collimator for your telescope is its wavelength. The wavelength determines how much energy will be emitted, so you need to select a laser with a wavelength that matches the one your telescope uses.

Q: What is the lead between each hole of collimator called?

A: The lead walls between the holes are referred to as septa. The septa absorb most gamma rays that do not emanate from the direction of interest; therefore a collimator for high energy gamma rays has much thicker septa than does a collimator for low energy rays.

Q: What is the difference between converging and diverging collimators?

A: Converging - multiple holes which converge onto a central point, providing a magnified image with improved spatial resolution. Used in imaging small structures. diverging - multiple holes which fan away from the center, providing a minified image. Used in whole body imaging where a larger field of view is required.

Q: How does the geometry of collimator holes affect collimator performance?

A: The geometry of collimator holes, specifically their shape, length, and diameter, strongly affects collimator resolution and efficiency. The preferred hole shape, to maximize the exposed area of the detector surface for a given septal thickness, is round or hexagonal.

We're well-known as one of the leading collimator manufacturers and suppliers in China. If you're going to buy customized collimator made in China, welcome to get pricelist from our factory. For price consultation, contact us.

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