BST Hard Edge Graduated Neutral Density Filter 67mm with HD Resolution and Custom ND2-64 Stops for Professional Photography
Price:
$6.22 - $20.18 / Piece
MOQ:
100
Delivery Time:
15-30 Working day
Brand:
OEM/ODM
Product Description
BST Hard Edge Graduated Neutral Density Filter 67mm
This professional hard edge graduated ND filter is engineered for photography scenes with distinct light-dark transitions, such as seascapes and landscapes. The precise hard edge separation allows for controlled exposure balancing in challenging lighting conditions.
Key Product Features
- Ideal ratio distribution between ND area, transition zone, and clear area
- Even and natural gradual transition for seamless exposure blending
- Double-sided HGND coating with anti-reflection treatment
- Minimal color deviation (close to 0) for accurate color reproduction
- Precise ND value stops for consistent exposure control
- Excellent batch-to-batch consistency in mass production
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 / Custom |
| Filter Lens Resolution | HD Resolution |
| Coating | Double-sided HGND+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 67mm diameter |
| Customization | Available for all parameters |
ND Filter Ratings Reference
| F-stop Reduction | Optical Density | ND Number |
|---|---|---|
| 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 |
Product Quality & Manufacturing
Custom Packaging & Accessories
We provide comprehensive packaging solutions including custom cartons, product boxes, cleaning cloths, instruction manuals, and various stickers designed to meet your specific requirements.
Manufacturing Excellence
Bright Shadow Technology (BST) operates from a thousand-level clean room facility with complete R&D to manufacturing capabilities. Our core team brings over 15 years of optical product expertise, ensuring superior quality and consistency in every filter produced.
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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