Optec SSP-3 Solid-State Photometer (generation 2)
Item No: O17003
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SBIG - Deep space spectrograph (optimized for ST-402ME and f/10 SCT scopes)
Item No: SDSS-7
Optec SSP-5 Photomultiplier Tube Photometer (generation 2)
Item No: O17009
Optec SSP-4 Near IR Photometer
Item No: O17006
SBIG - Self-Guiding Spectrograph for dual CCD models of ST-7/8/9/10/2000 cameras
Item No: SSGS
SBIG - Self-Guiding Spectrograph with 1800:600 grating5
Item No: SSGS_HIGH_RES