Customized Large Size Absorptive Neutral Density (ND) Optical Filters

• Usage: Lighting, Medical, Optical, Photography, Clinical
• Thickness Range: as You Required
• Color: Varied
• Type: Color Filter
• Principle: Selective Absorption Filter
• Material: Glass
• Model NO.: OF
• Angle of incidence: 0°
• Shape: Customized
• Certification: RoHS, ISO, SGS
• Customized: Customized
• Minimum Transmission (%): >90%
• Tolerances: +/-0.1mm
• Optical Density Od: 0.1
• Surface Quality: 40/20
• Substrate: ND Filter Glass
• Clear Aperture (%): 90
• Blocking Wavelength Range (Nm): 400 - 700
• Parallelism (mm): <0.02
• Transport Package: Cartons/Vacuum Bags
• Specification: As you required
• Trademark: Giai
• Origin: Shenzhen, China
• Production Capacity: 500000/Year

Product Description

Specifications(for mini dimensions)

Diameter (mm)	5-500/ Circular or Square
Diameter Tolerance (mm)	+0.0/-0.1
Thickness (mm)	1.0-5
Thickness Tolerance (mm)	±0.1
ND Value	ND2 4 6 8 400 1000 etc
Surface Flatness	λ1
Surface Quality	40-20
Clear Aperture (%)	90
Parallelism (arcmin)	5
Substrate	Fused Silica, K9, N-BK7, CaF2, etc
Coating	Uncoated
Type	Protective Window
Edges	Ground, Maximum 0.25mm Edge Chip
Wavelength Range (nm)	400-700
RoHS	Compliant

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.


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.

Overview


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. 


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.
 
Q2. How do you control lens quality?
A2. No dust working enviroments, four times quality checking during production process.

Q3. What is the MOQ of optical lens?
A3. No MOQ for customer if optics are in stock.

Q4. What Certification do you have for your optical lens?
A4. SGS, RoHS, ISO9001 certification is available.

Q5. How about your optical lens production ability per day?
A5. about 40000 pairs/day.


Giai Photonics Co., Ltd

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

Allen
Phone:  86 - 755 - 89936779
Cellphone: 86 158 2726 0820
Fax:        [phone]

Susan
Phone:  86 - 755 - 89926386
Cellphone: 86 185 6586 9076
Fax:        [phone]