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APM Professional Telescopes

1m F/8 Ritchey Chrétien with dual Nasmyth Foci, Cape Town (South Africa)

Another large telescope for the South African Astronomical Observatory (SAAO). An 1m F/8 Alt-Az mounted Ritchey Chrétien for robotic use. It has dual Nasmyth Foci. The main telescopes used for research are located at the SAAO observing station (32°22.795’S 20°48,657’E) near Sutherland in the Northern Cape, a 4-hour drive from Cape Town.

ASA Telescopes

ASA600 with DDM200

ASA600 OTA is the perfect fit for the ASA direct drive mounts with absolute encoders. As all ASA telescopes the ASA600 is equipped with quartz glass optics from ASA.

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Chroma Filter

Optical Filters for Astronomy Applications - made in USA

FLI Cameras

Kepler DC23084 CCD Camera: 4096 x 4096, 15 micron

logodc23084

The Kepler DC23084 offers an outstanding combination of high quantum efficiency, large dynamic range, deep full well capacity, excellent cooling and large imaging area.

Link to DC23084 Specification Sheet in pdf format.

Link to Overview KL camera series in pdf format

Sensor Type	Back Illuminated CCD
Sensor	Teledyne e2v CCD230-84-1-145 (MB)
Active Pixels	4096 x 4096
Pixel Size (microns)	15 x 15 µm
Imaging Area (Diagonal)	61.4 X 61.4 mm (86.8 mm)
Full Well Capacity	150000 electrons
Typical Readout Noise	15e- RMS at 500 kHz; 26e- at 2 MHz
Dynamic Range	79.7 dB
Anti-Blooming	None
Cooling Method	Air and Liquid (see Note 1)
Max. Cooling (Air)	60°C below ambient
Temperature Stability	0.1°C
Dark Current (typical)	0.1 eps at -30C
Interface	USB 3.0
Data Bit Depth	16 bit
Non-Linearity	<1%
Channels	User Selectable 1 or 4
Optional Shutter	90mm
Subarray Readout	Standard
External Trigger In/Out	Standard
SDK / Software	Kepler SDK / FLI Pilot
Weight	8.2 lbs (3.7 kg)
Recommended Lens	Medium Format 6x7

Note 1: Liquid circulation connectors sold separately.

Associated Links

Shown with optional 90mm Shutter

Absolute Quantum Efficiency

Download Drawing

Two versions are available

Kepler	DC23084 G1	CCD230-84-1-145 Grade 1, no shutter
Kepler	DC23084 G1 90mm	CCD230-84-1-145 Grade 1, 90mm shutter

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Front Illuminated Cameras

kl400 KL4040 250 with shatter KL6060 250

KL400 FI 2K x 2K, 11µ

KL4040FI 4K x 4K, 9µ

KL6060 FI 6K x 6K, 10µ

Back Illuminated Camera

kl400 KL4040 250 with shatter KL6060 250

KL400 BI 2K x 2K, 11µ

KL4040 BI 4K x 4K 9µ

KL6060 BI 6K x 6K with 10µ

APM Professional Telescopes

1m F/8 Ritchey Chrétien with dual Nasmyth Foci, Cape Town (South Africa)

Another large telescope for the South African Astronomical Observatory (SAAO). An 1m F/8 Alt-Az mounted Ritchey Chrétien for robotic use. It has dual Nasmyth Foci. The main telescopes used for research are located at the SAAO observing station (32°22.795’S 20°48,657’E) near Sutherland in the Northern Cape, a 4-hour drive from Cape Town.