描述
| Parameter | Value |
| Field of view | 180° x 180 ° or 180° x 130° See images above to assess this performance |
| Camera resolution | ALPHEA 6xx – 3100 x 2100 (6 Mpixels) 2.4 x 2.4 µm pixel ALPHEA 3xx – 3000 x 3000 (9 Mpixels) 2.4 x 2.4 µm pixel All Backside illuminated CMOS sensor (BSI) Ultra low readout noise. No mechanical shutter ALPHEA 6xx/3xx : rolling shutter |
| ADC resolution | ALPHEA 6xx : 14 bits ALPHEA 3xx :12 bits |
| Video stream | (USB 2.0) ALPHEA 6xx : 7 fps and ALPHEA 3xx :3 fps AVI output or snap image mode |
| Exposure time | From 32µs to many hours of exposure (all sky mode, typically 30s to 60s) |
| Gain | Variable (from 1e- / ADU downto 0.05 e- / ADU) |
| Gamma | Tunable +50 units to -50 units |
| Cooling | Passive from camera body dissipation, no active cooling |
| Image download time | < 20 ms |
| Control software | ALCOR SYSTEM Windows AllSky software supplied at no additionnal costs, SDK on request |
| Operating system | Windows (Seven, 8, 10) 32 & 64bits Linux (contact us, SDK available) |
| To PC interface | USB 2.0 / 20 m length cable, perfectly reliable operation. Ethernet link on request. |
| Top dome heater | Manual enable/disable operation from the user, some watts are injected to remove dew. |
| Power supply | PC powered, 24V and 0.1A |
| Filter wheel | None |
| Daylight imaging | ALPHEA 6xx/3xx Capable |
| Auto-iris | None, fixed F/1.6 lens Day operation possible with ALPHA 6xx/3xx with lowest gain and exposure time (32µs) |
| Focus adjustement | None, factory tuned |
| Other informations | Tight to bad weather condtions (rain/snow), anodized aluminium casing, acrylic dome, water tight connectors / IP67 protection |
| Weight | 1.5 kg |
| Dimensions | 125mm diameter, 120 mm height |
| Operating temperature range | from -40°C to +45°C |
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