Portable information terminal, terminal body, and attachment

A terminal body configuring a portable information terminal to be worn on an arm, the terminal body comprising:

• a mechanism for attaching an attachment having a projector for projecting an image, the attachment configured such that a projection opening direction of the projector is variable with respect to the terminal body;
• a communication unit for exchanging information with the attachment;
• generating means for generating image information to be sent to the attachment via the communication unit;
• and
• acquirement means for acquiring information representing a projection opening direction from the attachment and a position of the attachment with respect to the terminal body,
• wherein the acquirement means edits the image information based on the acquired information.

An attachment configuring a portable information terminal to be worn on an arm,

• wherein the attachment is attached to a main body of the portable information terminal, and is communicatively connected to the main body,
• wherein the attachment has a projector for projecting an image based on image information obtained from the main body, and is configured such that a projection opening direction of the projector is variable with respect to the main body,
• wherein the main body or the attachment identifies a state of the portable information terminal including a position of the attachment with respect to the main body, and
• wherein the main body or the attachment performs a projection control of the image based on the identified state.