Universal Human Eye Shader for Blender

Universal Human Eye Shader for Blender

universal human eye shader

Universal Human Eye Shader v1.0 for Blender – Photorealistic Eye Material System

Version:  V1.1

File Size: 2 MB

Download Universal Human Eye Shader v1.0 for Blender on Windows, Mac, and Linux, a professional-grade eye shader system that creates photorealistic human eyes for 3D characters. Features adjustable iris color, pupil dilation, cornea reflection, sclera detail, and wetness—perfect for character artists, portrait creators, and game developers .

Key Features of Universal Human Eye Shader v1.0:

• Photorealistic Rendering: Physically-based eye shader with accurate cornea refraction and reflection
• Iris Control: Adjustable iris color, pattern detail, and limbus ring darkness
• Pupil Dilation: Animate pupil size with lighting or manual control
• Cornea Material: Realistic wetness, reflection, and refraction
• Sclera Detail: Blood vessels, subtle yellowness, and edge shadowing
• Tear Line: Realistic tear film, caruncle, and eye corner detail
• Normal Maps: Included high-resolution normal maps for iris and sclera
• Eevee & Cycles Optimized: Shader variants for both render engines
• Real-Time Preview: See eye updates instantly in the viewport
• Easy Setup: Simple material assignment to eye mesh

Perfect For:

• Character artists creating realistic human faces
• Portrait artists rendering detailed eyes
• Game developers creating high-fidelity characters
• VFX professionals integrating CG characters with live action
• Anyone needing photorealistic eyes in Blender

System Requirements:

• Blender 3.6, 4.0, 4.1, 4.2, 4.3
• Windows 10/11 (64-bit), macOS, or Linux
• 4GB RAM minimum (8GB+ recommended)
• 50MB available disk space

Installation:

1. Download the add-on zip file
2. In Blender, go to Edit > Preferences > Add-ons
3. Click “Install” and select the downloaded zip file
4. Enable the add-on by checking the box next to “Universal Human Eye Shader”

Note: Universal Human Eye Shader provides professional-grade eye materials for Blender, with realistic iris detail, cornea reflection, and sclera rendering . The adjustable parameters and included normal maps make it essential for character artists and portrait creators . Designed for Blender 3.6 and above . Perfect for photorealistic eyes . Essential for any character rendering workflow .

FEATURES

• Iris and Sclera/cornea node groups constructed using standard Blender nodes, with relevant parameters exposed
• Exterior and interior eyeball models (422 faces, all quads) with iris dilation/constriction and offset shape keys, UV unwrapped ready for texturing
• Includes tear line shader (may be moved to another asset in future)
• Annotations describing each node’s role within the iris and sclera/cornea node groups
• Compatible with Blender 4.2 and higher
• Template image outlining UV islands and features, to assist with texture placement

KNOWN ISSUES

Limbus illuminates when backlit if there is no object obstructing the light (such as an eye socket).

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