Round Soft GND64 72mm Graduated Neutral Density Filter with 1.8 Optical Density and 6-Stop Reduction
Price:
$6.22 - $20.18 / Piece
MOQ:
100
Delivery Time:
15-30 Working day
Brand:
OEM/ODM
Product Description
Product Overview
The Round Soft GND64 72mm Graduated Neutral Density Filter features precise optical engineering for professional photography applications. This filter provides smooth, natural transitions between ND and clear areas with minimal color deviation.
Key Features
- Ideal ratio of ND area, transition area, and clear area for natural gradual transitions
- Double-sided GND coating with near-zero color deviation
- Accurate ND value stops for precise exposure control
- Available in multiple frame thicknesses from 4.5mm to 7.5mm
- Customizable ND values and frame treatments available
Technical Specifications
| Parameter | Specifications |
|---|---|
| Glass Material | AGC / Germany SCHOTT / Corning / other designated brands |
| Filter Lens Thickness | 0.55mm / 0.7mm / 0.8mm / 1.1mm / 1.3mm / 1.5mm / Others |
| Filter Lens Resolution | HD Resolution |
| Coating | Double-sided SGND+AR (Anti-reflection coating), Double-sided AF (Waterproof, oil proof and scratch proof Coating) |
| Frame Material | Aluminum / Copper |
| Frame Interface | Thread / Magnetic |
| Frame Thickness | 4.5mm / 4.75mm / 5.5mm / 5.9mm / 7.0mm / 7.5mm (Customizable) |
| ND Specifications | Regular: ND2/4/8/16/32/64, Custom values available |
| Frame Surface Treatment | Anodized aluminum, blackened copper, matte black standard, colors customizable |
| Printing Method | Laser engraving / screen printing |
| Common Product Sizes | Φ37mm to Φ150mm (72mm standard, others available) |
ND Filter Ratings
| F-stop Reduction | Optical Density | ND Number |
|---|---|---|
| 0 | 0.0 | 0 |
| 1 | 0.3 | ND 2 |
| 2 | 0.6 | ND 4 |
| 3 | 0.9 | ND 8 |
| 4 | 1.2 | ND 16 |
| 5 | 1.5 | ND 32 |
| 6 | 1.8 | ND 64 |
| 7 | 2.1 | ND 128 |
| 8 | 2.4 | ND 256 |
| 9 | 2.7 | ND 512 |
| 10 | 3.0 | ND 1024 |
Product Images
Packaging & Customization
We provide comprehensive packaging solutions including custom cartons, product boxes, cleaning cloths, instruction manuals, and various stickers tailored to customer requirements.
Manufacturing Excellence
Bright Shadow Technology Co. Ltd operates advanced optical manufacturing facilities with thousand-level clean rooms and extensive R&D capabilities. Our team brings over 15 years of optical product expertise to every project.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Bright Shadow Technology Ltd.
Location
NO.2 Dongxin Road,Dongjiang Hi-Tech Park,Huizhou(516255),Guangdong,China
Contact Person
Hathaway Peng