Bright Shadow Technology Ltd.
                                                                                                           
Verified Supplier
11 Years
Since 2015
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Round Variable ND2-400 Filter 8.3mm Slim Frame HD Optical Glass for Professional Photography

Price Negotiable
Price: $6.22 - $20.18 / Piece
MOQ: 100
Delivery Time: 15-30 Working day
Brand: OEM/ODM
Product Description
Product Overview
The Round Variable ND2-400 Filter is a precision optical component designed for professional photography and videography applications. With an ultra-slim 8.3mm frame thickness, this variable neutral density filter eliminates vignetting while maintaining full HD resolution.
Key Features
  • Full HD resolution with minimal color cast
  • Ultra-slim 8.3mm frame prevents vignetting on wide-angle lenses
  • Limited ND stop eliminates X-mark artifacts
  • Variable density range from ND2 to ND400
  • Available in thread or magnetic mounting options
Technical Specifications
Glass Material AGC (Germany), SCHOTT, Corning, or other designated brands
Filter Lens Thickness 0.55mm, 0.7mm, 0.8mm, 1.1mm, 1.3mm, 1.5mm, or custom
Frame Material Aluminum or Copper
Frame Interface Thread or Magnetic
Frame Thickness 8.3mm, 9.2mm, 9.5mm, 11.5mm (customizable)
Common Sizes Φ37mm to Φ150mm (multiple standard diameters available)
Customization Available for all specifications and sizes
ND Filter Ratings
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
7 2.1 ND 128
8 2.4 ND 256
9 2.7 ND 512
10 3.0 ND 1024
Product Images
Round Variable ND Filter front view showing slim profile ND Filter side view demonstrating 8.3mm thickness Variable ND Filter mounted on camera lens Close-up of ND Filter optical coating and construction ND Filter packaging and accessories Professional photography setup using Variable ND Filter Comparison showing ND Filter performance in different lighting Variable ND Filter technical specifications and markings
Packaging & Delivery
Custom packaging solutions available including cartons, product boxes, cleaning cloths, instruction manuals, and various stickers. We guarantee on-time delivery through UPS and other forwarders to your designated warehouse.
Custom packaging options for Variable ND Filters Logistics and shipping process for optical filters
Manufacturer Information
Bright Shadow Technology Co. Ltd (BST) specializes in optical product development and manufacturing with over 15 years of industry experience. Our facility includes a thousand-level clean room and comprehensive R&D capabilities for ODM and OEM services.
BST manufacturing facility and clean room environment

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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