SPYLX Optical Glass Convex & Concave mirror (Dia 50mm) focal length 15cm

Optical Glass Brand: SPYLX Features: Package included: 1*Convex Mirror 1* Concave mirror Size :75 MM Optical Glass Part Number: Optical_Glass_Convex Details: This kind of Glass Convex and Concave mirrors can reflect and can be used for scientific experiments It can teach children to explore the mysteries of light, stimulate a child's thirst for knowledge, and improve the children's interest of understanding the magic world. Size :75 MM Package included: 1*Convex Mirror 1* Concave mirror Focal Length can be provided based on availability. After Sales Service   Your inquiry and e-mail will be replied within 12 hours. If you need to develop product with your own specification, we have professional engineers to work it out. Never leave customer alone, solve problems with customer together. Customer first, quality first, service first   FAQ   Q1: Are you a factory or trading company? A: We are a factory. Q2: MOQ? A: We don't have MOQ limit, you can order any quantity you want. If you need products with your specification, logo, packing, etc, please negotiate with us. Q3:Can I have a sample for testing? A: Actually we think samples are not very important.You can buy from anywhere.But we think our cargos will better then any others. Samples will be 10%-20% higher than the cargo. Q4:Can I add my logo on the machine? A:Yes,OEM is available for us. But you should send us the Trademark authorization letter. Q5:How can i get the after-service? A:We will send you the spare parts by free if the problems caused by us. If it is the men-made problems,we also send the spare parts,but you should pay. For our range hood motors it is lifelong maintenance. Q6:Do you have inspection procedures for these machine? A:100% self-inspection before packing