Lighting Or Shadows Become Weird When Held In First Person Perspective Camera

The appearance of a Block Model held in first-person perspective differs from that of a Block Model held in third-person perspective or placed elsewhere, such as an armor stand.
Steps

1. Place the Armor Stand in front

2. Give Items For Armor Stand Like Spyglass, Shield, Trident, Decorative Pot and Dragon Egg.

3. Compare With Item/Block Lighting Held in First Person and Third Person Camera Perspectives.