Thin Metal Slot Plate Optical Precision Component
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Product parameters
Category | Item | Specification |
Basic Information | Product Name | Optical Grating Plate / Encoder Grating |
Process | Chemical Etching (Support Laser Cutting & CNC) | |
Type | Micro Slot / Fine Slit / Custom Pattern | |
Application | Optical Encoder / Measurement / Sensor | |
Material | Material Type | SUS304 / SUS316 / SUS301 Stainless Steel |
Optional Materials | Brass / Copper / Nickel / Aluminum | |
Thickness | 0.02mm – 1.0mm | |
Processing Capability | Minimum Slot Width | 0.01mm – 0.02mm (10–20μm) |
Minimum Line Spacing | 0.01mm – 0.02mm | |
Pitch Accuracy | ±0.003mm – ±0.005mm | |
Etching Accuracy | ±0.005mm | |
Flatness | ≤0.03mm (Depending on thickness) | |
Tolerance | General Tolerance | ±0.01mm |
Precision Area Tolerance | ±0.003mm – ±0.005mm | |
Hole Tolerance | ±0.01mm | |
Position Tolerance | ±0.01mm | |
Surface Treatment | Standard | Clean / No Treatment |
Optional Finish | Matte / Brushed | |
Coating | Black Coating (Anti-reflection) | |
Plating | Nickel Plating | |
Protection | Passivation / Anti-oxidation | |
Functional Features | Slot Quality | High Uniformity / Burr-free |
Performance | Stable Optical Signal Output | |
Precision | High Resolution Capability | |
Stability | Excellent Repeatability | |
Customization | Design | Slot Width / Pitch / Density Customizable |
Pattern | Linear / Circular / Array | |
Shape | Round / Square / Irregular | |
Service | OEM / ODM Supported | |
Quality Control | Inspection | 100% Visual Inspection |
Equipment | Optical Measurement / Microscope | |
Control | Dimensional & Tolerance Inspection | |
Process | Sample Approval Before Mass Production | |
Packaging | Standard | Protective Film + Vacuum Packing |
Protection | Anti-scratch Packaging | |
Custom | Customized Packaging Available |
Product Description
✅ Product Description
Thin metal slot grating plate designed for lightweight precision applications.
Manufactured with high accuracy etching for fine slot structures.
Offers excellent dimensional stability and uniformity.
Suitable for compact and high-precision optical systems.
Custom thickness and slot configurations available.
✅ Applications
Compact optical encoder systems
Micro precision measurement devices
Portable optical instruments
Industrial automation components
Precision engineering applications

Rapid Prototyping for Precision Optical Gratings | Small Batch Production
In the fast-paced world of optical engineering and R&D, speed is just as critical as precision. When you are developing a new sensor or refining a medical device, waiting weeks for a single component can stall your entire project. At our factory, we understand that innovation requires agility. That is why we have optimized our production line to offer rapid prototyping services specifically for precision optical gratings.
We bridge the gap between digital design and physical reality, allowing researchers and engineers to test their concepts quickly and efficiently. Whether you need a single Thin Metal Slot Plate for a proof-of-concept or a small batch for pilot testing, our process is designed to support your development cycle.
Why Chemical Etching is Ideal for R&D
Traditional manufacturing methods like stamping or laser cutting often require expensive hard tooling or long programming times. This makes them inefficient for the prototyping phase.
Digital Tooling: Zero Setup Cost
Our chemical etching process uses digital photoplots. This means we can go directly from your CAD file to production without creating physical molds.
- Speed: We can review your design and begin etching within hours.
- Flexibility: If your design changes, we simply update the digital file. There are no costly tool modifications.
- Complexity: We can handle complex geometries on a Thin Metal Slot Plate without increasing lead times.
Small Batch Production: Scalability Without Compromise
Many manufacturers have high Minimum Order Quantities (MOQs), which can be a barrier for research projects or niche applications. We operate differently. We specialize in low-volume, high-mix production.
Supporting Your Growth:
- Prototype Phase: We can produce as few as 5–10 pieces for your initial testing.
- Pilot Run: Once your design is validated, we can scale to hundreds of units.
- Mass Production: When you are ready for market, our factory is equipped to handle high-volume orders with the same precision.
This scalability ensures that the quality of your optical precision component remains consistent, whether you are ordering a handful for the lab or thousands for the factory floor.
Fast Turnaround Times
We know that "urgent" is a common state of mind in R&D. Our streamlined workflow allows us to offer some of the fastest turnaround times in the industry.
Standard Lead Times:
- Prototypes: Typically 3–5 business days.
- Small Batches: Typically 7–10 business days.
Expedited Service:
For critical projects, we offer expedited processing to get your Thin Metal Slot Plate components to you when you need them most.
Comparison: Prototyping Methods
To illustrate why our etching service is the preferred choice for R&D, we have compared it with traditional methods:
Feature | Stamping (Traditional) | Laser Cutting | Chemical Etching (Our Service) |
|---|---|---|---|
Setup Time | Weeks (Hard Tooling) | Hours (Programming) | Instant (Digital Tooling) |
Cost for 10 pcs | Very High (Amortized) | High (Slow process) | Low (Efficient) |
Design Changes | Expensive/Difficult | Easy | Free/Instant |
Edge Quality | Burrs (Requires cleanup) | Oxidized/Rough | Smooth/Burr-Free |
Conclusion
Don't let manufacturing delays slow down your innovation. Our rapid prototyping and small batch services are designed to keep your R&D projects moving forward. By combining the speed of digital tooling with the precision of chemical etching, we provide a seamless path from concept to component. Contact us today to get a quote for your Thin Metal Slot Plate or other optical precision components.
Contact Us for Rapid Prototyping
Ready to test your design? Send us your drawings today.
Contact: Luna
WhatsApp: 12132219094
Questions and Answers
Frequently Asked Questions (FAQ)
Q1: What is your minimum order quantity (MOQ)?
A: We have a very low MOQ to support R&D. We can produce orders as small as 5 to 10 pieces, making it affordable to test your designs.
Q2: How fast can I get a prototype?
A: For standard optical precision components, we can typically deliver prototypes within 3 to 5 business days after drawing approval.
Q3: Do I need to pay for tooling?
A: No. We use digital tooling (photoplots), which means there are zero setup costs. You only pay for the parts.
Q4: Can I change my design after ordering?
A: Since we haven't created physical molds, design changes are easy. As long as production hasn't started, we can update the digital file to match your new specifications.
Q5: What file formats do you accept?
A: We accept standard CAD formats such as DXF, DWG, and PDF. Please ensure your drawing includes material specifications and tolerances.
Factory Description
We have a full set of etching production equipment and mature processing technology. We can manufacture products in any shape with mesh sizes as small as 0.1mm, according to your requirements.
Our Advantage
Factory Direct Shipping
Our products undergo 100% QC checks before shipment, and we ensure compliance with international standards. If you require specific certifications for your target market, just let us know, and we'll meet those requirements.
Experienced Design and Manufacturing Team
We work closely with customers from the design phase to help avoid potential product flaws, ensuring both the functionality and design meet expectations.
Excellent Supply Chain Management
We can quickly adjust production schedules to meet your urgent deadlines, whether it's for large bulk orders or smaller rush orders.
OEM & ODM Support
We offer the option to print your logo or other customizations.
Strict Quality Control
Our products undergo 100% QC checks before shipment, and we ensure compliance with international standards. If you require specific certifications for your target market, just let us know, and we'll meet those requirements.
Certificate
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