SDSS Imaging

SDSS image

Optical Spectroscopy

Galaxy spectrum

Infrared Spectroscopy

Star spectrum

SDSS-III Imaging

May be found at the following locations:

Single Field Search
https://dr12.sdss.org/fields
Bulk Field Search
https://dr12.sdss.org/bulkFields
Coverage Check
https://dr12.sdss.org/coverageCheck
Mosaics
https://dr12.sdss.org/mosaics