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Optical Bk7/K9 Glass Dome Lens, Dome Cover for Protecting Security Camera
US$18.88-59.99
100 Pieces
Product profile
Customization
AvailableUsage
Medical, OpticalTransmittance
>95%Model NO.
yt240Material
Optical GlassLenses Color
ClearCertification
RoHSCustomized
CustomizedCoating
HCSubstrate
N-Bk7/K9Diameter
1-250mmThickness
0.4-50mmHeight
2-2000mmCentration
3 Arc MinFocal Length
1-10000mmClear Aperture (%)
>90%S/D
60/40Surface Flatness
L/4Application
for Protecting Security CameraTransport Package
Safety Green CartonOrigin
ChangchunHS Code
9001909090Production Capacity
40000/YearKey features
Customized Dimensions: Diameter 1-250mm, Thickness 0.4-50mm, Height 2-2000mm, Focal Length 1-10000mm.
Durable Material: N-BK7 glass offers high scratch resistance, chemical resistance, and low bubble content.
RoHS Compliant: Manufactured using borosilicate crown glass meeting strict environmental safety standards.
Precision Optics: Surface flatness L/4 and centration 3 Arc Min ensure high-quality imaging performance.
Custom Coating: Hard Coating (HC) available based on specific customer requirements.
Fast Delivery: Standard production lead time within 30 days, subject to quantity.
OEM/ODM Service: Full design and manufacturing support available for custom optical components.
Company profile

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service AvailableExport Year: 2017-02-08 CertifiedNearest Port: Dalian PortAverage Response Time: ≤0.52h CertifiedTerms of Payment: T/T, PayPal, Western Union
AI-Powered supplier vetting
SummaryChangchun Yutai Optics Co., Ltd. is a China-based limited company established in 2015, with 11 employees and more than 10 production lines. It offers a broad range of optical products and materials, including lenses, windows, mirrors, filters, prisms, wafers, coatings, beamsplitters, and IR optics. The supplier reports exports to Europe and North America, with exports representing 51%–70% of total sales and self-operated import/export rights. Production information indicates substantial stated output across several optical product categories. Its capabilities are supported by advanced milling, polishing, and inspection equipment, technology links with Changchun optical and university institutions, vertically integrated manufacturing, and platforms covering custom design through volume manufacturing. ISO9001 is referenced as a management system objective or framework, but certification holding is not explicitly confirmed. Evidence is insufficient to verify after-sales performance, financial credibility, or...
Supplier typeThe supplier is identified as Changchun Yutai Optics Co., Ltd., a Chinese limited company classified as a combined business entity and engaged in industrial equipment and components. Its stated product keywords and descriptions establish it as an optical-product manufacturer and supplier.
R&D capabilityEvidence supports technical capability through a broad range of optical materials and products, technology support from optical and university institutions, advanced milling, polishing, and inspection equipment, and multiple technology platforms. The supplier also describes a process spanning custom design, pilot production, and volume manufacturing, indicating demonstrated development infrastructure.
Production capacityThe supplier reports more than 10 production lines, stated output across lenses, filters, prisms, windows, and mirrors, vertically integrated manufacturing facilities, advanced production equipment, and stock availability for tens of thousands of lenses. These details provide explicit evidence of established production capacity and breadth.
Customization capabilityThe supplier offers specialized and varied optical products, including IR, toroidal, cylindrical, telecentric, beam-expander, and machine-vision lenses, and explicitly describes a workflow from custom design through pilot and volume manufacturing. This supports a positive assessment of customization capability.
Product Q&A
Q:What is the material of the lens?
A:
The lens is made of N-BK7 or H-K9L borosilicate crown glass, which is RoHS compliant.
Q:Can the lens dimensions be customized?
A:
Yes, the diameter ranges from 1-250mm, thickness from 0.4-50mm, and height from 2-2000mm.
Q:What is the transmittance of the glass?
A:
The transmittance is greater than 95% in the visible and near IR portions of the spectrum.
Q:How long does delivery take?
A:
Delivery is typically within 30 days, depending on the order quantity.
Q:Is the product suitable for medical use?
A:
Yes, the lens is designed for medical, optical, and security camera protection applications.
Send Inquiry
*To:
Changchun Yutai Optics Co., Ltd.
Changchun Yutai Optics Co., Ltd.*Content:
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