LPC-SA main features

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• The LPC-SA is based on the AST492 ‘smart’ camera with Johnson filters, with on-board computing processor, based on Linux OS, and special customized software

• CMOS Sensor:

  • Sony IMX492 Monochrome, 46 Mpxl

  • 8192 pxl (H) x 5648 pxl (V)

  • Quantum Efficiency (peak) 80%

  • Readout noise 1.7e-

  • Pixel size 2.315 um (H) x 2.315 um (V)

  • Binning 1x1 and 2x2 (hi-res) and 4x4 (normal operation)

  • 12 bit ADC, 14 bit bin 2, 16 bit bin 4

  • 2 fps (download time only, no post processing)

• Processing Unit:

  • microprocessor Intel ATOM E3940 quad core 1.8GHz

  • 4GB DDR3L

  • 32GB eMMC + SSD 256 GB

  • industrial temperature range

  • LINUX operating system

  • RTC Battery

  • 3x Companion Microchip SAM3S microcontrollers for realtime system management

• Connectors on Panel:

  • Supply 24V with remote On/Off input 

  • Opto-isolated 24V Discrete INPUT: IN_1, IN_2

  • Opto-isolated 24V Discrete OUTPUT: Watchdog, Laser1_Trigger, Laser2_Trigger

  • Gigabit Ethernet

  • USB3 • USB2 (x5) • EXT-IO: GPIO (x6), UART0, UART1, SPI, I2C • MOT-IO: RS485, 24V, Hall Sensor (x3)

• Cooling:

  • Peltier Cell + FAN controlled by uP

  • Sensor operating temperature setpoint: 0 to 10°C

• Filter Wheel:

  • Integrated 7 positions

  • Filter size 1.25” mounted

• Integrated Software:

  • LPC-SA software suite for LGS position identification and offset calculation

  • Dual laser management/triggering

  • LGS flux and FWHM monitoring

  • Gigabit Ethernet TCP/IP commands interface

• Telescope IF:

  • M42 x 0.75mm