There are at least nine artists/bands that have used this name: a British psychedelic rock band, an American psychedelic band, an Australian power-pop/rock trio, a Mexican psychedelic hard rock band, a solo artist, an Italian eurodance trio, an electronic musician and a female Christian/Pop duo.
These are photos from concerts where Kaleidoscope played, so they may be of other bands that played the concert as well.
Kaleidoscope Nov 9, 1990 San Francisco, California, United States Uploaded by Russdudeman
Vanilla Fudge / Santana / Procol Harum / It's A Beautiful Day / The Collectors / Kaleidoscope Apr 4 - 5, 1970 Pasadena, California, United States Uploaded by Zimtrim
Mother Earth / Kaleidoscope / HIgh Treason Jan 24, 1970 Philadelphia, Pennsylvania, United States Uploaded by Zimtrim
Mother Earth / Kaleidoscope / HIgh Treason Jan 23, 1970 Philadelphia, Pennsylvania, United States Uploaded by Zimtrim
Blood, Sweat & Tears / Kaleidoscope / Johnny Winter Aug 1, 1969 Los Angeles, California, United States Uploaded by Zimtrim
Grateful Dead / Kaleidoscope / albert collins Aug 22, 1968 San Francisco, California, United States Uploaded by Zimtrim
Grateful Dead / Kaleidoscope / albert collins Aug 21, 1968 San Francisco, California, United States Uploaded by Zimtrim
Grateful Dead / Kaleidoscope / albert collins Aug 20, 1968 San Francisco, California, United States Uploaded by Zimtrim
Northern California Folk-Rock Festival 1968 May 18 - 19, 1968 San Jose, California, United States Uploaded by Zimtrim
The Doors / Traffic / Canned Heat / Kaleidoscope / The Holy Modal Rounders Apr 11, 1968 Los Angeles, California, United States Uploaded by Zimtrim
Jefferson Airplane / Kaleidoscope Nov 5, 1967 Stony Brook, New York, United States Uploaded by Zimtrim
Steve Miller Band / Kaleidoscope / Anonymous Artists Of America Jul 28 - 29, 1967 Santa Clara, California, United States Uploaded by Zimtrim
Fantasy Fair & Magic Mountain Music Festival 1967 Jun 10 - 11, 1967 San Francisco, California, United States Uploaded by Zimtrim