- Starlight Instruments Integrated Paracorr System (SIPS) Coma Corrector with FTF2015BCR FocuserSI-SIPS-KIT $1,320.00Starlight Instruments Integrated Paracorr System (SIPS) Coma Corrector with FTF2015BCR Lightweight FocuserSI-SIPS-KIT-LW $1,370.00Starlight Instruments Posi Drive Motor System with Fine Focus Override for FTF and AP FocusersSI-PDMS-FTFF $590.00Starlight Instruments Universal Dovetail Camera Mount with Focuser Boss II Digital KitSI-Dovetail-FB-II $1,120.00Starlight Instruments Holographic Attachment with Concentric Circle Pattern for Holographic CollimatorSI-HOLA-Circle $110.00