crwdns2933423:0crwdne2933423:0
crwdns2918538:0crwdne2918538:0

crwdns2934241:0crwdne2934241:0 Tom Chai

crwdns2934249:0crwdne2934249:0:

The lens are assembled and calibrated with precision and it is very hard to clean the inside of the lens without damaging it. Special expertise, equipment and documentation is needed. If the dust does not affect picture quality, live with it. If it does affect, send it to the service station

crwdns2915684:0crwdne2915684:0:

open