An assortment of Einstein rings photographed by Hubble Space Telescope in 2005. Cropped for use in Wikipedia article. Diameters of several rings in arcsec (Source: <a rel="nofollow" class="external free" href="http://www.iop.org/EJ/article/0004-637X/638/2/703/63302.web.pdf?request-id=2ab2e773-e4a6-4e1b-b1b3-82bb369c9b20">http://www.iop.org/EJ/article/0004-637X/638/2/703/63302.web.pdf?request-id=2ab2e773-e4a6-4e1b-b1b3-82bb369c9b20</a> "THE SLOAN LENS ACS SURVEY" (2005) Adam S. Bolton):
<pre>SDSS J003753.21-094220.1  2.16 ± 0.06 
SDSS J021652.54-081345.3  3.05 ± 0.13 
SDSS J073728.45+321618.5  2.16 ± 0.13 
SDSS J081931.92+453444.8  2.32 ± 0.13 
SDSS J091205.30+002901.1  3.36 ± 0.05 
SDSS J095320.42+520543.7  1.77 ± 0.09 
SDSS J095629.77+510006.6  2.33 ± 0.09 
SDSS J095944.07+041017.0  1.21 ± 0.04 
SDSS J102551.31-003517.4  4.05 ± 0.08 
SDSS J111739.60+053413.9  2.49 ± 0.11 
SDSS J120540.43+491029.3  2.30 ± 0.10 
SDSS J125028.25+052349.0  1.76 ± 0.07 
SDSS J125135.70-020805.1  3.64 ± 0.19 
SDSS J125919.05+613408.6  1.94 ± 0.07 
SDSS J133045.53-014841.6  0.84 ± 0.04 
SDSS J140228.21+632133.5  2.67 ± 0.08 
SDSS J142015.85+601914.8  2.17 ± 0.03 
SDSS J154731.22+572000.0  2.56 ± 0.06 
SDSS J161843.10+435327.4  1.34 ± 0.05 
SDSS J162746.44-005357.5  2.08 ± 0.08 
SDSS J163028.15+452036.2  2.02 ± 0.07 
SDSS J163602.61+470729.5  1.48 ± 0.05 
SDSS J170216.76+332044.7  2.80 ± 0.07 
SDSS J171837.39+642452.2  3.67 ± 0.07 
SDSS J230053.14+002237.9  1.76 ± 0.10 
SDSS J230321.72+142217.9  3.02 ± 0.09 
SDSS J232120.93-093910.2  3.92 ± 0.05 
SDSS J234728.08-000521.2  1.78 ± 0.28 
</pre>
NASA
2005-12-13 22:39
<a rel="nofollow" class="external free" href="http://hubblesite.org/newscenter/archive/releases/2005/32/image/a/">http://hubblesite.org/newscenter/archive/releases/2005/32/image/a/</a>