Import (Al2o3) Sapphire Window 75*2mm — Buy in wholesale FOB from Supplier in China
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(Al2O3) Sapphire Window 75*2MM
This 75mm diameter, 2mm thick synthetic sapphire (Al2O3) window from Changchun Sunday Optoelectronics is a precision optical component designed for demanding environments. The listing specifies a 60-40 surface quality standard, 1/10 lambda flatness, and a tight diameter tolerance of +/-0.02mm. The window includes a 0.25mm x 45-degree chamfer for edge protection. Anti-reflective (AR) coating is available upon request, allowing customisation for specific laser or inspection wavelengths.
Sapphire's exceptional hardness (9 on the Mohs scale), broad transmission range from UV to mid-IR, and chemical inertness make this window suitable for high-power laser systems, semiconductor wafer inspection equipment, and harsh industrial sensing applications. Changchun Sunday Optoelectronics, based in China's optics hub, manufactures these components. Buyers should contact the supplier directly to confirm current stock, discuss AR coating specifications, and request any required documentation for their import process.
| Material | Synthetic Sapphire (Al2O3) - single crystal |
| Diameter | 75 mm |
| Thickness | 2 mm |
| Diameter Tolerance | +/- 0.02 mm |
| Surface Quality (Scratch-Dig) | 60-40 |
| Flatness | 1/10 lambda (typically at 633nm) |
| Edge Chamfer | 0.25 mm x 45 degrees |
| Coating | Anti-Reflective (AR) - available on request |
| Transmission Range (Typical) | ~0.15 µm to 5.5 µm (UV to mid-IR) |
| Mohs Hardness (Typical) | 9 |
Changchun Sunday Optoelectronics Co., Ltd is a supplier of optical components located at No. 9576 Donghuan Road, Changchun, Jilin Province, China (postal code 130000). Changchun is a recognised centre for optics and photonics manufacturing in China. The company is listed on the harbour verification tier.
Current supplier profile data shows a 0% response rate with an average response time of 0 hours. This indicates that recent inquiries may not have been answered through the platform. Buyers interested in sourcing these sapphire windows are strongly advised to initiate contact directly and allow sufficient time for a response, or to seek alternative contact methods if available.
This precision 75mm synthetic sapphire (Al2O3) optical window is manufactured to tight tolerances for industrial, scientific, and photonics applications. Featuring 60-40 surface quality, 1/10lambda flatness, and +/-0.02mm diameter tolerance, it is ideal for laser systems, semiconductor inspection, and laboratory instrumentation. AR coating available on request. Suitable for import/export as a high-value optical component.
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Importing 75mm Sapphire Windows from Changchun Sunday Optoelectronics Co., Ltd - China Sourcing Guide
When sourcing precision optical components like 75mm sapphire windows from Changchun, China, it is prudent to request detailed technical drawings and material certificates from the supplier before placing an order. Changchun Sunday Optoelectronics manufactures these components to the listed specifications, but confirming the exact test reports for flatness and surface quality is recommended for critical applications.
Given the supplier's current profile shows no recent response activity, initiating contact well in advance of your required delivery date is advisable. Discuss payment terms, packaging for fragile optical components, and shipping methods (air freight is common for high-value, low-weight items like sapphire windows) directly with the company. Always clarify the total landed cost, including any import duties applicable to synthetic sapphire optical components in your country.
For buyers new to importing optical components from China, consider requesting a small sample batch to verify quality against the stated specifications before committing to a larger order. This is a standard practice when establishing a new supplier relationship for precision parts.
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30 suppliersBuy (Al2o3) Sapphire Window in Bulk — Verified Supplier in China
When sourcing (Al2o3) Sapphire Window 75*2mm for your business, securing the right balance of quality and cost is essential. Changchun Sunday Optoelectronics Co., Ltd, a verified supplier based in China, offers this product with key specifications including Synthetic Sapphire, Standard Optical Grade, Al2O3 (Aluminum Oxide), and 75mm Diameter x 2mm Thickness (Diameter Tol. +/-0.02mm). By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $20/Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is actively traded under HS Code 9001.90, making it a staple in the Cupboards, Doors, Gates, Grills & Windows sector with strong demand from importing countries worldwide.
(Al2o3) Sapphire Window Specifications, Trade Terms & Pricing
Importing (Al2o3) Sapphire Window requires careful attention to shipping logistics, customs compliance, and secure payment terms. Changchun Sunday Optoelectronics Co., Ltd offers flexible shipping options such as Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. To ensure a smooth transaction, buyers should verify import duties for HS Code 9001.90 in their destination country. Common payment methods for international B2B transactions include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P). All transactions and RFQs are facilitated through EximNext, a leading import export marketplace designed to make cross-border trade secure and efficient.
About Changchun Sunday Optoelectronics Co., Ltd — Supplier in China
Finding trustworthy partners is the foundation of successful importing. The supplier of this (Al2o3) Sapphire Window has been verified on our platform. Whether you are a distributor, wholesaler, or procurement manager, you can request a free quotation, ask for product samples, and finalize your bulk purchase with confidence. EximNext hosts thousands of verified manufacturers and exporters across 200+ countries. Explore similar products in the Cupboards, Doors, Gates, Grills & Windows category and connect with top-tier exporters on our comprehensive online B2B marketplace. Start your sourcing journey today.
Import (Al2o3) Sapphire Window — Shipping, Logistics & Customs
Importing (Al2o3) Sapphire Window requires careful attention to shipping logistics, customs compliance, and secure payment terms. Common shipping options include Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. Buyers should verify import duties for HS Code 9001.90 in their destination country. Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P).
Frequently Asked Questions About (Al2o3) Sapphire Window
What is the wholesale price of (Al2o3) Sapphire Window 75*2mm?
The current listed wholesale price for (Al2o3) Sapphire Window 75*2mm from Changchun Sunday Optoelectronics Co., Ltd is $20/Bags on FOB terms from China. Prices may vary depending on order volume, packaging, and destination. For the most accurate bulk quote, send a direct RFQ to Changchun Sunday Optoelectronics Co., Ltd through EximNext.
What is the Minimum Order Quantity (MOQ) for (Al2o3) Sapphire Window?
The supplier, Changchun Sunday Optoelectronics Co., Ltd, has set a Minimum Order Quantity (MOQ) of 1 Bags for (Al2o3) Sapphire Window. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
What is the HS Code for (Al2o3) Sapphire Window 75*2mm?
For international shipping and customs clearance, (Al2o3) Sapphire Window 75*2mm is classified under HS Code 9001.90. Buyers should verify their local customs regulations to determine applicable import duties and taxes for this classification.
How can I import (Al2o3) Sapphire Window from China?
To import (Al2o3) Sapphire Window from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Changchun Sunday Optoelectronics Co., Ltd. Ensure you have the necessary import licenses for Cupboards, Doors, Gates, Grills & Windows products in your destination country.
Is Changchun Sunday Optoelectronics Co., Ltd a verified supplier?
Yes, Changchun Sunday Optoelectronics Co., Ltd is a verified supplier on EximNext. You can view their complete company profile, business registration details, certifications, and export history before placing a bulk order.
What are the key specifications of (Al2o3) Sapphire Window 75*2mm?
The key specifications for (Al2o3) Sapphire Window 75*2mm supplied by Changchun Sunday Optoelectronics Co., Ltd include Synthetic Sapphire, Standard Optical Grade, Al2O3 (Aluminum Oxide), and 75mm Diameter x 2mm Thickness (Diameter Tol. +/-0.02mm). For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to the supplier through EximNext.
What packaging options are available for bulk orders of (Al2o3) Sapphire Window?
Changchun Sunday Optoelectronics Co., Ltd offers (Al2o3) Sapphire Window with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Which countries import (Al2o3) Sapphire Window the most?
(Al2o3) Sapphire Window is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Changchun Sunday Optoelectronics Co., Ltd through our platform.
What certifications does this (Al2o3) Sapphire Window supplier hold?
Changchun Sunday Optoelectronics Co., Ltd maintains international quality certifications. These ensure that the (Al2o3) Sapphire Window meets international quality, safety, and regulatory standards required for cross-border trade.
How do I place a bulk order for (Al2o3) Sapphire Window 75*2mm on EximNext?
Click "Request Quotation" on this product page, specify your required quantity, preferred shipping terms, and destination country. Changchun Sunday Optoelectronics Co., Ltd will respond with a detailed wholesale quote including FOB pricing, lead time, and payment options.
What payment methods are accepted?
Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), Documents against Payment (D/P), and Escrow services. Confirm accepted terms directly with Changchun Sunday Optoelectronics Co., Ltd.
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