Cynosure Apogee Elite Laser Handpiece windows Acclaim/ Apogee Elite Premier laser grade windows coated for 755nm & 1064nm These are highest quality FUSED SILICA windows. Don't be fooled by larger cheaper quantities, there is a difference. Give these a try and you will be back to reorder! They work with both Cynosure Elite AND Candela laser systems. Guaranteed to meet and/or exceed OEM specifications. These windows are made for LSS to exceed quality compared to OEM. Anti Reflection coated for both 755nm and 1064nm and fit all spot sizes including newer 20,22 & 24mm. Sold at a fraction of the cost of Cynosure. Dont hesitate changing windows, let your laser work more efficiently.