PlaneWave Instruments
CDK Optical Assembly . The Planewave 12.5 inch CDK Optical Assembly , the 17 inch CDK Optical Tube Assembly , and the Planewave 20 inch CDK Optical Tube Assembly cove a 52mm field image. The largest Planewave CDK Optical Tube Assembly, the 24-inch CDK Optical Tube Assembly covers 70mm fields of view. Planewave’s Infrared Dall-Kirkham Optical Tube Assembly is designed with coatings that are optimized to transmit in infrared wavelengths. It is ideal for infrared astronomy or LIDAR applications. 0.7m CDK7000 Telescope System . It is a fully automated observatory class telescope. This Alt-Az telescope system pinpoints stars out to a 70mm image circle. It has direct drive motors on each axis and Hi Res Encoder on each axis.Ascension 200HR German Equatorial Mount is excellent for both permanent observatories and portable applications. This telescope mount can take up to a 275-pound payload. The Planewave Mathis Instruments Fork Mount uses high-quality Swiss DC servomotors, this microprocessor-controlled drive system provides smooth tracking to an accuracy of 0.05 arc seconds per step. imaging accessories , visual accessories and other necessary accessories. Planwave Instrument’s accessories, like the rest of their products are made with the superb quality.
An L shaped bracket that attaches in four different places on the back of any of the CDK models. This is used to mount a finderscope or some other accessory. Two 1/4-20 screws provided attach the bracket to the backplate of the telescope and two 10-32 threaded holes spaced at 1.450" can be used to mount accessories too.
CCD Adapter, PlaneWave SecureFit or 3.5" Hedrick Focuser to Fingerlakes Male Thread: An adapter that allows the use of Fingerlakes accessories. The adapter has male Fingerlakes threads (3-24 see drwg) on one side and can be bolted to either the 3.5" Hedrick Focuser or a SecureFit CCD spacer.
2" CCD Spacer: A CCD Spacer that accepts a standard 2" barrel. These come in lengths of 3.8", 3.3" and 2.8". The back focus of the CDK20 is 5.8" from the racked in focuser and the focuser has 1.3" of travel. To choose the correct spacer, you want the back focus of your camera plus path length of any other accessory plus the CCD spacer to be between 4.8 and 5.8".
2" CCD Spacer: A CCD Spacer that accepts a standard 2" barrel. These come in lengths of 3.8", 3.3" and 2.8". The back focus of the CDK20 is 5.8" from the racked in focuser and the focuser has 1.3" of travel. To choose the correct spacer, you want the back focus of your camera plus path length of any other accessory plus the CCD spacer to be between 4.8 and 5.8".
2" CCD Spacer: A CCD Spacer that accepts a standard 2" barrel. These come in lengths of 3.8", 3.3" and 2.8". The back focus of the CDK20 is 5.8" from the racked in focuser and the focuser has 1.3" of travel. To choose the correct spacer, you want the back focus of your camera plus path length of any other accessory plus the CCD spacer to be between 4.8 and 5.8".
Adapter, 2.75" Hedrick Focuser to 2.7" AP Threads (only for CDK12.5): This adapter bolts onto the back of the Hedrick 2.75" Focuser and provides female Astrophysics threads for use with AP accessories.
CCD Adapter, SBIG STL to PlaneWave SecureFit: An adapter that is used in conjunction with Secure Fit CCD Spacer to attach to a PlaneWave CDK telescope. The adapter bolts to the SBIG STL camera and bolts to the PlaneWave Secure Fit CCD Spacer for a solid secure mounting.
CCD Adapter, SBIG ST to PlaneWave SecureFit: An adapter that is used in conjunction with Secure Fit CCD Spacer to attach to a PlaneWave CDK telescope. The adapter bolts to the SBIG ST camera or CFW filter wheel and bolts to the PlaneWave Secure Fit CCD Spacer for a solid secure mounting.
Adapter, 3.5" Hedrick Focuser to 2.7" Male AP Threads (only for CDK17 and CDK20): This adapter bolts onto the back of the Hedrick 3.5" Focuser and provides .300" of male Astrophysics 2.7" threads.
Adapter, 3.5" Hedrick Focuser to 2.7" AP Threads (only for CDK17 and CDK20): This adapter bolts onto the back of the Hedrick 3.5" Focuser and provides female Astrophysics threads for use with AP accessories.
