No disc error also disc only spins sporadically

No matter what I try it still says loading for a minute then no disc I don't believe the laser is reading the disc.I have tried manipulating that no luck

crwdns2893858:0crwdne2893858:0 crwdns2893862:0crwdne2893862:0

crwdns2894050:0crwdne2894050:0

crwdns2889612:0crwdne2889612:0 1
crwdns2892346:0crwdne2892346:0