Cahill Rooftop Observatory

Equipment Database - Filter Listing

NameSizeTransmissionBand
VisualCCD
1 Polarizing Filter1.25"41%57%>394 nm
2 Polarizing Filters - Para1.25"34%45%>401 nm
2 Polarizing Filters - Ortho1.25"0%58%>766 nm
Orion SkyGlow LPR1.25"93%85%463-533 nm, >624 nm
SBIG Red Filter1.25"42%82%612-670 nm
SBIG Green Filter1.25"89%83%488-574 nm
SBIG Blue Filter1.25"80%78%394-512 nm
SBIG Clear Filter1.25"95%94%
I-Band Filter1.25"0%85%>713 nm
Questar Red #23A1.125"52%84%>569 nm
Questar Yellow #151.125"14%20%>526 nm
Questar Green #111.125"49%70%472-657 nm, >690 nm
Questar Green 3N51.125"25%69%>467 nm
Questar Blue #38A1.125"40%63%364-561 nm, >751 nm
Questar Blue #471.125"31%65%400-495 nm, >710 nm