Microchannel Plate with Solid Border MCP В 25-5
Microchannel Plate is intended for operation in vacuum inside Image Intensifier Tubes as a multi-channel secondary-electron multiplier of electron images.
Alternative specification may be made on customer’s order.
| Size-shape factors | ||
Parameter |
Dimension |
Value |
| Outside Diameter | mm | 32.8 |
| Active Area Diameter | mm | not less than 26 |
| Plate Thickness | mm | 0.3 |
| Pore Size | um | 5 |
| Channel Pitch | um | 6.5 |
| Channel Bias | degrees | 6 |
| Electrical and Image Characteristics | ||
Parameter |
Dimension |
Value |
| Electron Gain at 800 V | - | 1000 |
| Resistance | MOhms | 60 - 400 |
| Minimum Limiting Resolution | lp/mm | 90 |
| Maximum Dark Current Density | ×10-14 A/cm2 | 2 |
| Noise factor, typical value | - | 2.5 |
| Open Area Ratio | % | not less than 59 |
MTTF (mean time to failure) – not less than 7500 hrs.
Vacuum Bakeout Limiting Temperature: 440° С during not more than 8 hrs. at 5×10-6Torr.
Warranties:
Shelf-life: the MCP shall be stored in container provided by the manufacturer during 6 months, in vacuum (1.33×10-3Pa) during 1 year or 15 years as a part of an image intensifier tube. The shelf-life is to be calculated from the acceptance date of manufacturer’s quality inspection, and in a case of reacceptance from the reacceptance date.