| Membrane switch graphic overlay | Membrane switch standard structure | Touch panel general Specifications |
| Technology | Resistive Analog type / Resistive Digital Matrix type |
| Structure | ITO coated film + ITO coated film + glass, ITO coated film + ITO coated glass |
| Overall Thickness | 1.4 ~ 3.5 ©L |
| Transparency | 65% ~ 82% transmittance at 550 nm |
| Surface Texture | Polished, glare or anti-glare |
| Surface Hardness | 3H with hard coating for surface protection |
| Touch resolution | 1024 * 1024 |
| Actuation Force Range | 3 ~ 200 grams |
| Current and Voltage Rating | DC 5V, 12mA |
| Surface Resistance | 300 Ohm / square or 500 Ohm / square |
| Linearity | < 1 .5 % |
| Service Durability | 3 million cycles (Tip R3, Load: 300g , Silicone rubber Hardness:60),or 1million cycles (Pen Tip RO.8, Load: 250g ) |
| Operation Temperature | -20 ¡æ ~ 70 ¡æ |
| Storage Temperature | -20 ¡æ ~ 80 ¡æ |
| Operating Humidity | 15% ~ 90% RH for 120 hrs |
| Chemical Resistance | normal household detergent, alcohol, acetone, grease |