He has become a role model for his juniors.
His handwriting is so beautiful that it has become a model for everyone.
The senior's behavior is a good example for the juniors.
The teacher first demonstrated an example for us.
Please use this essay as a model when you write.
Let's write the kanji exactly as the example shows.
模範 is a more formal, often abstract word for 'model' or 'ideal example' (e.g. 模範解答), whereas お手本 is used in everyday, concrete contexts like handwriting or behavior.
見本 means a 'sample' (e.g. a product sample to show what something looks like), while お手本 means a 'model' meant to be imitated or learned from.
Polite form of 手本 (てほん), composed of 手 (hand, method) and 本 (book, origin). The honorific prefix お adds politeness.