Triumph Original Focusing Lens for Laser Cleaning Machine
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Original Laser Focusing Lens for Laser Cleaning Head
Enhance the performance of your hand-held laser cleaning system with high-precision original D20T3.5 focusing lenses. Specifically engineered for SUP22C and SUP21C cleaning heads, these optical lenses feature double-sided AR coatings and high thermal resistance to deliver exceptional laser transmission, precise beam focusing, and reliable rust or paint removal performance.
Focusing Lens Model Specifications
| Product Name | Model | Compatible Cleaning Head |
|---|---|---|
| Focusing Lens | D20T3.5F400 | For SUP22C / SUP21C Laser Cleaning Head |
| Focusing Lens | D20T3.5F600 | For SUP22C / SUP21C Laser Cleaning Head |
| Focusing Lens | D20T3.5F800 | For SUP22C / SUP21C Laser Cleaning Head |
Handling & Maintenance Guidelines
Precautions for Installation
- Wear clean powder-free gloves or finger cots when handling lenses to prevent oil and fingerprint contamination.
- Avoid using metal tools like tweezers, which can chip or scratch precision optical glass edges.
- Do not place lenses directly on plain paper or rough surfaces without clean optical tissue padding.
- Handle precision infrared optical components with extra care; anti-reflective coatings are vulnerable to scratches.
Taboos for Lens Maintenance
- Never touch the polished optical mirror surface directly with unwashed bare fingers.
- Do not exhale directly on the optical surface or blow dust off using unfiltered, oily shop air lines.
- Prevent the glass surface from coming into direct contact with hard or abrasive metal tools.
- Refrain from using coarse towels, non-optical paper wipes, or applying excessive force during wiping.
Lens Assembly Guidelines

Selection Tip: Please verify your laser cleaning head model (SUP22C or SUP21C) and select the desired focal length (F400, F600, or F800) according to your target cleaning distance and coverage requirements.
Frequently Asked Questions
What is the key difference between F400 and F800 focusing lenses?
The D20T3.5F400 features a shorter focal length with less laser power loss, providing higher laser energy density for removing stubborn heavy rust and oxide layers. The D20T3.5F800 offers a longer focal length for wider cleaning scan width, though its energy density is slightly lower than that of the F400.
Will these lenses fit both SUP22C and SUP21C laser cleaning heads?
Yes. The D20T3.5 series (Diameter: 20mm, Thickness: 3.5mm) is fully compatible with both SUP22C and SUP21C handheld laser cleaning process heads.
What is the recommended cleaning method for this optical focusing lens?
First, blow off loose dust particles using a dry optical hand blower. Then, lightly dampen a lint-free optical swab with high-purity anhydrous isopropyl alcohol and gently wipe across the lens surface in one continuous direction without applying heavy pressure.
Shipping & Delivery Policy
Welcome to Triumph laser! We specialize in manufacturing and distributing premium industrial laser machinery. To ensure your valuable equipment arrives safely, securely, and efficiently, we operate a global fulfillment network utilizing localized North American warehouses and leading international logistics channels.
1. Shipping Options & Estimated Delivery Time
We fulfill orders through two main channels based on inventory availability and your destination:
⏩ Channel A: Local Overseas Warehouse Delivery (USA, Canada, Mexico)
Triumphlaser operates dedicated domestic warehouses in the United States, Canada, and Mexico.
- Strict Regional Fulfillment: To guarantee fast delivery, products stocked in an overseas warehouse can only be shipped within that specific country. We do not support cross-border or international transport between these warehouses.
- Laser Machinery Delivery: Shipped using specialized Heavy-Duty Truck Freight networks to ensure zero-damage transit. Timeframe: 7–15 business days to your doorstep.
- Accessories & Parts Delivery: Small parts and machine accessories are dispatched via standard courier networks. Timeframe: 3–7 business days.
⏩ Channel B: Direct Global Shipping (From China Headquarters)
For items not currently in stock at local warehouses, or for buyers located outside of North America, we ship from our manufacturing facility in China to most countries and regions worldwide. You can choose between two methods at checkout or via consultation:
- International Air Express (Premium Line): Shipped via top-tier express carriers including DHL, FedEx, and UPS. Timeframe: 7–10 business days.
- Ocean Freight (Economy Line): Shipped via secure international shipping liners + local port trucking. Timeframe: 25–35 business days.
2. Shipping Costs, Customs Duties & Taxes
To ensure transparency, please read our cost and responsibility breakdown carefully before purchasing:
3. Order Processing Time
- Overseas Warehouse Shipments: Orders dispatched from our local warehouses require 1–3 business days for processing and handling before shipment.
- Direct China Headquarters Shipments: Orders shipped directly from China require 3–7 business days for factory preparation, rigorous machinery quality control, and testing.
- Dispatch Notice: We do not ship on Sunday or various national holidays.
4. Crucial Delivery & Inspection Notice
In most cases, the package will be delivered within the estimated time of arrival. However, the actual delivery date may be affected by flight arrangements, weather conditions, and other external factors. Please refer to the tracking information for the most accurate delivery date.
- Truck Delivery Access: For machine orders delivered via freight trucks, please ensure your commercial workshop or residential address has adequate road clearance for a heavy freight vehicle.
- Inspection Upon Arrival: Industrial machinery is precision equipment. You are highly recommended to inspect the external packaging (and wooden crate) before signing the delivery receipt. If there is visible transit damage, take photos/videos immediately and notify our support team.
Need Logistics Assistance?
Our specialized logistics team is always available to help track your shipments or provide custom freight solutions.
Email: sales@triumphlaser.com