Cahill Rooftop Observatory

Equipment Database - Barlow & Reducer Listing

NameSizeFocal LengthMagnification
Meade Focal Reducer f/6.32.0"248.8 mm0.78×
Meade Focal Reducer f/3.32.0"83.0 mm0.35×
Barlow 2.4×1.25"-57.3 mm2.4-2.9×
Barlow 2×1.25"
Galileo Barlow 2×1.25"-28.4 mm2.5-4.5×
Criterion CP4 Barlow1.25"-39.1 mm2.5-3.4×