Most efficient lighting; took the time to figure out an exact grid layout so that every block has a light level of 8 or higher, using 4 lanterns hung from fence posts
Minecraft blocks based on light levels : r/Minecraft
Light Overlay 1.14.4 to 1.15.2 & 20w06a Forge & Fabric Follow Up Overview
Light – Minecraft Wiki
Light Levels Minecraft Texture Pack
Light – Minecraft Wiki
Minecraft Lighting Program
How to See Light Levels in Minecraft [Best Way!] - Alvaro Trigo's Blog
How to See Light Level in Minecraft: A Simple Guide - Playbite