Camera is an optical instrument used for photography.

We normally hear about, or find the below four types of cameras:

1. Conventional with manual focus and picture-roll.
2. Digital one without roll with most of the functions performed automatically.
3. Video-camera having only video facility, also known as cine-camera and
4. Camera in mobile-phones and hidden detective camera.

Is change really easy? Let me start with the dictionary meanings of words ‘change’ and ‘easy’.

Change [cheynj] –verb
To alter
To modify
Pass from one form to another
To do something different

Easy [ee-zee] –adjective
Not difficult
Done or obtained without much effort
To move something gently and slowly