Hi Prashobdas,

Yes you can get the lateral entry for Btech Mechatronics. All the engineering colleges will accept the lateral entry for the diploma students. selection will be based on the LEET enterance exam.

Here is the link for the list of colleges in India which offer mechatronics in BE.

https://engineering.careers360.com/colleges/list-of-engineering-colleges-in-India?f%5B0%5D=sm_college_state%3AKarnataka&f%5B1%5D=sm_college_state%3ATamil%20Nadu&f%5B2%5D=sm_course_offered%3AMechatronics%20Engineering

All the best