IR Material 90mm Zinc Sulfide ZnS windows for IR Thermal Imaging, Remote measurement, Monitoring
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Product Highlights
- High Transmittance: Transmittance exceeds 95% for superior optical performance.
- Customizable Options: Shape, coating, and material options are fully customizable.
- Wide Application Range: Suitable for lighting, medical, optical, photography, and thermal imaging.
- Quality Certifications: Certified by RoHS, ISO9001, CE, and TUV standards.
- 1-Year Warranty: Comprehensive 1-year warranty with free repair for quality issues.
- Precision Manufacturing: High precision fabrication with tight wavefront control and minimal scatter.
- Low MOQ: Minimum Order Quantity is just 1 piece for flexible purchasing.
- Fast Delivery: Average lead time is one month for both peak and off-season.
Product Attributes
- Customization
- Available
- After-sales Service
- Repair for free for any quality problem
- Warranty
- 1 year
- Model NO.
- IR window
- Usage
- Lighting, Medical, Optical, Photography, Thermal imaging, remote measurement or monitoring
- Type
- Windows/Lens/Prisms
- Transmittance
- >95%
- Shape
- Square
- Material
- ZnSe
- Lenses Color
- Clear
- Certification
- RoHS, ISO9001, CE, TUV
- Customized
- Customized
- Coating
- Customized
- Transport Package
- Carton, Blister, Customized
- Specification
- As required
- Trademark
- CPG
- Origin
- China
- HS Code
- 9001909090
- Production Capacity
- 10000
Product Images of IR Material 90mm Zinc Sulfide ZnS windows for IR Thermal Imaging, Remote measurement, Monitoring
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Product Description
CPG manufactures high precision windows for demanding applications in the infrared. These windows are fabricated from a variety of materials including fused silica, Si, Ge, ZnSe, ZnS, CaF2, MgF2, Cleartran and AMTIR. Utilizing advanced fabrication and coating techniques, CPG delivers windows with tightly controlled transmitted wavefront, a high degree parallelism, minimal scatter, high laser damage resistance and outstanding durability for the most challenging environments.
L/W/Dia *T 0.6-50mm Radius tolerance +/-0.5% Flatness 1/20-3L@633nm Centering or parallelism<60" Uncoated or AR,HR [email protected]µm
Specifications
| Items | Description |
|
| Sapphire Window | Material: | ZnS |
| Dia: | 1-90+/-0.2mm | |
| Thickness: | 0.6-50+/-0.1mm | |
| ROC1: | Infinity | |
| ROC2: | Infinity | |
| Flatness: | S1&S2:PV<1/[email protected] | |
| Surface quality: | S1&S2:S-D 20-10 | |
| Parallelism: | <0.05mm | |
| Clear Aperture: | >96% | |
| Chamfer: | Protected | |
| Coating: | Coated or Uncoated | |
| Standard: | MIL-PRF-13830B | |
Interferograms with Zygo
Inspection

Other Windows CPG handle
Why CPG
COST, PRECISION, G+ SERVICE
CPG optics has over 20 years experiences in optics industry, we provide a variety of different material fabricating and coatings, and we always aim to be a trustful supplier for all the customers.
Our in-house optical metrology capability ensures the all the requirements for the parts are within the specs:
- Zygo Interferometer
- Wyko Cylinder Interferometer
- Agilent Cary 7000 Spectrometer
- Optical Bench
- Moller-wedel Goniometer
- Taylor Hobson Profiler
- Mitutoyo Projector
- Zygo Roughness Meter
- CMM
- Stress Measuring
- Satisloh Spherometer
- Trioptics Centering
Certificates

Packaging& Shipping
Package detail:
Optics are packed with Capacitor paper, white paper, custom-made plastic containers etc
Customized safety green carton
Shipping term:

About the Supplier
This supplier has been audited by SGS. Verify the report on the official SGS website with ID "QIP-ASR244415". Items marked "" are certified.
Company Profile
CPG optics, founded in 1990, has supplied many different kinds of optical components with high quality and favorable price, such as optical windows, optical lens, optical prisms etc. We are pleased to get your inquiry, and we will reply you as soon as possible. We stick to the principle of "quality first, service first" and apply "zero defect, zero complaints" as the quality objective.
In the meantime, we also place a prompt delivery in the priorities. Keeping continuous improvement and innovation to maximize customers' satisfaction is CPG's values. In order to provide better and in-time services, we set up branches in USA, Germany, Malaysia, and Netherlands.
CPG can handle these materials: Schott/Ohara/Hoya/CDGM glasses, Corning glasses, Heraeus glasses, II-VI ZnS, ZnSe, Germanium, Silicon, Zerodur, MgF2, CaF2, BaF2, Sapphire, Optical plastics, GaAs, KTP, BBO, LBO, YVO4, YAG, ND: YAG, ND: YVO4, BaTiO3, BGO, LiNbO3 etc.
CPG has stable purchasing channels to supply multiple materials for our customers. Every year, we will invest 20% sales amount to do R&D, such as the GGG laser crystal fabricating method, super Polish technology with unique method and domes for some high-end applications etc.
CPG feature products: Custom lens design & assembly, super Polish products, multifaceted prisms, and other high-grade custom objectives.
INSPECTATION
1. Goniometer
2. ZYGO 4 Inch Interferometer
3. TRIOPTICS Centration Measurement Instrument
4. TAYLOR HOBSON PGI1250
5. TAYLOR HOBSON LUPHO Scan
CUTTING EDGE ADVANTAGES
1. Competitive Prices
2. Short Lead Times
3. Rapid Prototyping
4. Stable Quality
5. Quality ISO: 9001-2008 Registered
6. Experienced Expert Engineering Team
Any question and requirements, please feel free to contact us
Benjamin Cui: +86 25-85652542 or +86-13382045298
About Our Factory & Business Background
- Address
- No.218 Xiaowei Ave., Xuanwu, Nanjing, Jiangsu, China
-
Plant Area
- 208 square meters
-
Number of Employees
- 52
-
Registered Capital
- 9,185,000 RMB
-
Terms of Payment
- LC, T/T, D/P, PayPal, Western Union, Small-amount payment
-
International Commercial Terms(Incoterms)
- FOB, CIF, CFR, EXW
-
Average Lead Time
-
Peak Season Lead Time: one month
Off Season Lead Time: one month -
Nearest Port
- Shanghai Port
-
Minimum Order Quantity
- 1 Piece
-
Supply Chain Partners
- 30
Our Production Capability & Technical Expertise
-
Main Products
- Spherical Lens, Optical Lens, Optical Window, Optical Prism, Optical Mirror
-
Production Lines
- 6
-
Production Machines
- Flat Milling and Grinding Machine, Ring Grinding Machine, Polishing Machine, Coating Machine, Coating Cleaning Machine, Fine Carving Marking Machine, Classical Four-axis Cylinder Machine, Spherical Milling and Grinding Machine, Grinding Machine, Finishing Grinding Machine, Edge Grinding Machine
-
QA/QC inspectors
- 30 people
-
Inspection Type for Finished Products
- 100% inspection(Visual inspection & Function inspection)
-
Inspection Method for Finished Products
- Have instructions and uniformly followed
-
Customization Options
- Customization from Samples, Customization from Designs, Full Customization, Minor Customization, Flexible customization
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 20 people
-
Traceability of Raw Materials
- Yes
Our Industry Experience & Global Business Record
-
Year of Establishment
- 2014-03-25
-
Export Year
- 10 Years
-
Main Markets
- North America, Europe, Southeast Asia/ Mideast, East Asia(Japan/ South Korea), Australia, Domestic
-
Repeat Buyers Choice
- 80%~100%
-
Number of Foreign Trading Staff
- 12
-
Overseas Agent/Branch
- Yes
-
New Products Launched in Last year
- Yes
Our Certifications, Standards & Industry Recognition
-
Management System Certification
- ISO14001
-
Cooperated with Fortune 500
- No
FAQ
- What is the transmittance of the ZnS window?
- The transmittance is greater than 95%.
- Is customization available for this product?
- Yes, both shape and coating are customizable.
- What is the warranty period?
- We provide a 1-year warranty. Any quality problems will be repaired for free.
- What are the main applications for this window?
- It is used for lighting, medical, optical, photography, thermal imaging, remote measurement, and monitoring.
- What certifications does the product have?
- The product is certified by RoHS, ISO9001, CE, and TUV.
- What is the minimum order quantity?
- The minimum order quantity is 1 piece.
- What is the average lead time for delivery?
- The average lead time is one month, regardless of peak or off-season.
- What materials are used for these windows?
- The windows are fabricated from materials including fused silica, Si, Ge, ZnSe, ZnS, CaF2, MgF2, Cleartran, and AMTIR.
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