Gold Member Since 2017
Audited Supplier

Clear Lens, Single Lens, Optical Components manufacturer / supplier in China, offering Giai High Performance Calcium Fluoride Bi-Convex (DCX) Optical Lenses, Bk-7 K9 Sf6 Corning Gorrila Schott Colored Glass, Giai 98% Reflectivity Dielectric Coating Optical Mirror for Dbr and so on.

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Giai High Performance Calcium Fluoride Bi-Convex (DCX) Optical Lenses

Purchase Qty.:
50-99 100-199 200-299 300-399 400+
FOB Unit Price: US $6 US $5.5 US $5 US $4.5 US $4
Purchase Qty. (Pieces) FOB Unit Price
50-99 US $6
100-199 US $5.5
200-299 US $5
300-399 US $4.5
400+ US $4
Get Latest Price
Production Capacity: 500000/Year
Transport Package: Cartons/Vacuum Bags
Payment Terms: T/T, D/P

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Basic Info
  • Model NO.: WIN
  • Type: Convex Lens
  • Shape: Single-lens
  • Lenses Color: Clear
  • Customized: Customized
  • Tolerances: +/-0.1
  • Clear Aperture (%): 90
  • Thickness (mm): 1-5
  • Surface Flatness: 1
  • Trademark: Giai
  • Origin: Shenzhen, China
  • Usage: Lighting, Medical, Optical, Photography, Flir
  • Transmittance: >95%
  • Material: Optical Glass
  • Certification: RoHS, ISO9001, CE
  • Coating: UV
  • Surface Quality: 40/20
  • Substrate: Calcium Fluoride (CaF2)
  • Parallelism (Arcmin): <1
  • Coat: Uncoated/UV-Fir
  • Specification: Customized
Product Description
Diameter / Square(mm)5-200
Diameter Tolerance (mm)+0.00/-0.13
Clear Aperture (%)90
Effective Focal Length EFL (mm)25.4
Effective Focal Length EFL @ 5.0μm (mm)25.40
Effective Focal Length EFL @ 2.94μm (mm)24.34
Effective Focal Length EFL @ 1.064μm (mm)23.80
Effective Focal Length EFL @ 0.6328μm (mm)23.58
Effective Focal Length EFL @ 0.2μm (mm)18.55
Back Focal Length BFL (mm) @ DWL20.61
Focal Length Tolerance (%)±2 @ DWL
Edge Thickness ET (mm)2.00
Center Thickness CT (mm)12.20
Center Thickness Tolerance (mm)±0.2
Radius R1=-R2 (mm)18.37
Surface Quality40/20
Surface Accuracy
BevelProtective bevel as needed
Focal Length Specification Wavelength (μm)5
SubstrateCalcium Fluoride (CaF2)
TypeDouble-Convex Lens
Numerical Aperture NA0.50
Wavelength Range (μm)0.35 - 7
Wavelength Range (nm)350 - 7000

Giai High Performance Calcium Fluoride Bi-Convex (DCX) Optical Lenses
Giai Photonics Co., Ltd has been a leading supplier of optics and optical components to
industry since 2008, designing and manufacturing a wide array of multi-element filters,
lenses,lens coatings, imaging systems, and prisms. LED by a staff of skilled optical
engineers and scientists, Giai is application focused and pursues new ways to implement
optical technology, enabling advancements in optics manufacturing, industrial imaging
solutions, and medical instrumentation. Our precision products improve efficiencies & yields
and are used in test & measurement quality assurance applications, the automation
of manufacturing processes, and research.

Giai High Performance Calcium Fluoride Bi-Convex (DCX) Optical Lenses
1. We are  Made in China Audited Gold Supplier.
2. We Join in the trade insurance in the Made in China, if we do not meet your requirement
    we will lose the Gold Supplier.

3. We are a company with independent research and development capacity. 
4. Inspected by the quality inspection and technical supervision departments in China,
    GD province, Shenzhen City.

5.100% QC  inspection Before Shippment.

6. RoHS/SGS/ISO  listed, competitve price, trustworthy manufacturer.

Giai High Performance Calcium Fluoride Bi-Convex (DCX) Optical Lenses

Giai High Performance Calcium Fluoride Bi-Convex (DCX) Optical Lenses
1.  FedEx/DHL/UPS/TNT for samples or goods.
2.  By Air or by Sea for batch goods, for LCL or FCL; Airport/ Port receiving; 
3.  Customers specifying freight forwarders or negotiable shipping methods !
4.  Delivery Time: 3-7 days for samples; 5-25 days for batch goods. 

Giai High Performance Calcium Fluoride Bi-Convex (DCX) Optical Lenses
Q1: What is the Warranty for the lens?
A1:  For the lens,we have 2.5 to 3 years warranty.If any quality problems on our side
       coccured in this period, 
we will pay back all your payment or resend the items.
Q2How do you control lens quality?
A2. No dust working enviroments, four times quality checking during production process.

Q3What is the MOQ of optical lens?
A3. No MOQ for customer if optical lens is in stock.

Q4What Certification do you have for your optical lens?
A4. SGS, RoHS, ISO9001 certification is available.

Q5How about your optical lens production ability per day?
A5. about 40000 pairs/day.

Giai High Performance Calcium Fluoride Bi-Convex (DCX) Optical Lenses
Giai Photonics Co., Ltd

Shen Chang Gang Industry Park 1st
Rd, Baolong Industry Zone
CN - 518118 Shenzhen

Phone:  86 - 755 - 89936779
Cellphone: 86 158 2726 0820

Fax:        86-755-89663926

Phone:  86 - 755 - 89926386
Cellphone: 86 185 6586 9076

Fax:        86-755-89663926

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