1. Nano-scale fused capillary quartz tube: inner diameter 200-1000 nm; 10 m per axis; polyimide coating, wear-resistant, resistant to high temperature above 350 C, excellent bending radius;
　2. Ultraviolet transparent coated fused capillary quartz tube: inner diameter 50um - 100um; operating temperature up to 125 C; synthesis of fused silica; coating material is a new type of fluoropolymer, low ultraviolet absorption, transmission rate at 310 nm is usually more than 10%;
　3. Elastic fused capillary quartz tube, high temperature resistant capillary quartz tube: high temperature polyimide coating, operating temperature can reach 400 C;
　4. Deep ultraviolet transparent coated stone capillary: The coating material is Teflon AF fluoropolymer; the transmission rate of this kind of coating at 214 nm is usually more than 90%; the ultra-low fluorescence background; the operating temperature can reach 160 C;
　5. Common glass tube spot: inner diameter of 0.1-100 mm; other non-standard specifications can be customized; wall thickness: 0.03-5 mm