Bright Shadow Technology Ltd.
                                                                                                           
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China BST Variable ND2-400 49mm Neutral Density Filter with 8.3mm Ultra-Thin Frame and HD Resolution for sale

BST Variable ND2-400 49mm Neutral Density Filter with 8.3mm Ultra-Thin Frame and HD Resolution

Price Negotiable
Price: $6.22 - $20.18 / Piece
MOQ: 100
Delivery Time: 15-30 Working day
Brand: OEM/ODM
Product Description
BST Variable ND2-400 49mm Neutral Density Filter
Professional variable neutral density filter designed for photographers and videographers, featuring ultra-thin 8.3mm frame thickness and minimal color cast for superior image quality.
Key Features
  • Full HD resolution with minimal color cast
  • Ultra-thin 8.3mm frame prevents vignetting on wide-angle lenses
  • Limited ND stop eliminates X-pattern artifacts
  • Available in ND2-400 density range
Technical Specifications
ParameterSpecification
Glass MaterialAGC / Germany SCHOTT / Corning / other designated brands
Filter Lens Thickness0.55mm / 0.7mm / 0.8mm / 1.1mm / 1.3mm / 1.5mm / Others (4 pieces per filter)
Filter ResolutionHD Resolution
CoatingDouble-sided AR (Anti-reflection) + AF (Waterproof, oil proof, scratch proof)
Frame MaterialAluminum / Copper
Frame InterfaceThread / Magnetic
Frame Thickness8.3mm / 9.2mm / 9.5mm / 11.5mm (Customizable)
Frame StructureUnlimited (360° rotation) or Limited (restricted rotation)
ND SpecificationsND2-32 / ND2-128 / ND2-400 / ND3-1000 / ND64-1000 / ND2000-ND4000 (Customizable)
Frame Surface TreatmentAnodized aluminum / Blackened copper / Custom colors
Printing MethodLaser engraving / Screen printing
Common Product SizesΦ37mm to Φ150mm (Customizable)
Product Images
BST Variable ND2-400 filter showing professional build quality and compact design Close-up view of ND filter glass and coating details Variable ND filter demonstrating rotation mechanism and frame construction Professional photography application of BST ND filter Filter size comparison and compatibility demonstration BST ND filter packaging and accessory components Custom printing and engraving options available Industrial manufacturing facility and quality control processes
Customization & Packaging
We provide comprehensive customization services including packaging design, carton production, cleaning cloths, instruction manuals, and various stickers according to customer requirements.
Professional packaging solutions for BST optical products
Manufacturing Excellence
Bright Shadow Technology Co., Ltd. operates from a thousand-level clean room facility with over 15 years of optical product expertise, offering ODM and OEM services with rapid response times and consistent mass production quality.
BST manufacturing facility and advanced optical production equipment
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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

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