Cinematic Split Diopter Filter K9 Optical Glass For Portrait Film Shoots Dreamy Double-Focus Look

Product Overview

Turn ordinary scenes into director-style visuals with a Split Diopter Filter—an iconic practical effect loved in cinema. By refracting light to split focus, it lets you hold attention on two distances at once while creating a beautifully surreal blur transition. Perfect for portraits, product shots, and narrative filmmaking when you want depth, drama, and a signature look straight out of camera.

Key Features

• Split-focus cinematic effect: Creates a refractive blur split for striking dual-plane focus and bold depth.
• Two strengths available: +3 diopter (balanced) and +4 diopter (stronger split effect) to match your creative intent.
• Best for fast lenses: Recommended focal length 35mm–85mm and apertures around f/2.8, f/2, or f/1.4 for the most dramatic look.
• K9 optical glass: High light transmission with low color cast for clean, high-quality imaging.
• 6063 aviation aluminum frame: Durable, lightweight build with smooth handling.
• Adjustable angle control: Mount on the front of your lens and rotate to position the split line precisely.

Specifications