72mm 82mm Graduated ND32 Neutral Density Filter with 1.5 Optical Density and HD Resolution for Professional Photography
Professional 72mm and 82mm graduated neutral density filters featuring precise optical control and superior build quality for photography and videography applications.
- Optimal ND-to-clear area ratio with smooth, natural transition gradient
- Double-sided SGND coating ensures minimal color deviation and consistent performance
- Accurate ND value stops for precise exposure control
| 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 / Custom options |
| Filter Resolution | HD Resolution |
| Coating | Double-sided SGND + AR (Anti-reflection coating), Double-sided AF (Waterproof, oil proof, scratch proof) |
| 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 | Standard: ND2/4/8/16/32/64, Custom ND values available |
| Common Product Sizes | Φ37mm to Φ150mm range including 72mm and 82mm diameters |
| Customization | Available for all specifications |
| 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 |
Bright Shadow Technology (BST) operates from a thousand-level clean room facility with complete industrial chain integration from R&D to manufacturing. Core team members possess over 15 years of optical product expertise.
Complete packaging solutions available including custom cartons, product boxes, cleaning cloths, instruction manuals, and various stickers.
Strict adherence to agreed delivery timelines with flexible shipping options including customer-designated forwarder warehouses and UPS delivery services.
Bright Shadow Technology Co. Ltd specializes in optical filter systems including interchangeable lens camera filters, drone/motion camera lenses, and sunglasses glass. Located in Huizhou, Guangdong with strategic access to major export logistics channels.
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Have questions about our products or want to discuss a custom order? Our team is ready to help you.