Which Direct Ophthalmoscope Should I Buy For Ophthalmology Residency?

Which Direct Ophthalmoscope Should I Buy For Ophthalmology Residency ? Xenon Halogen or LED ? Will Pocket Ophthalmoscope be enough for Residency ?

Opinions from Seniors pursuing Ophthalmology will be of much help

Pocket ophthalmoscope is enough for residency, but you can buy the proper ophthalmoscope of welch allyn which costs approx 30k , will be a lifetime investment!