Learn how to create a scan effect with render pass in Spark AR using fast color LUT, chroma key, and a color sampler for enhanced control. Follow along with this step-by-step tutorial to set up render pass settings, implement a screen tap patch, apply color LUT for the scan effect, use chroma key with a color sampler, and animate an icon. Gain hands-on experience with essential tools and techniques for creating engaging augmented reality effects in Spark AR Studio. Access provided resources, including color LUT files and basic assets, to complete the project successfully.