so i built a little red laser from scratch at my house. works great! burns lots of shit. but i have a stock aixiz lens that came with it. can i get a diff one that will increase the burning factor? or just plain make it better. or should i just stay with the one i have? and i baught a blue-ray from someone who made it at home and it is in an aixiz housing with a stock lens.How can i get the most out of both? what should i do? im new. help!!!!!!!!