From Tamron USA:
Tamron lens users can post and share photos with dedicated hashtag on Facebook, Twitter, and Instagram to earn a spot on the Tamron USA website
May 19, 2015, Commack, N.Y - Tamron USA announces its #WithMyTamron social media initiative, exclusively offered to all Tamron USA lens users. Participants simply capture photos with their favorite Tamron lenses, tag them with the #WithMyTamron, and upload them to their public Twitter, and Instagram accounts. Photographers may also directly upload from their device, computer or Facebook photos for consideration in the #WithMyTamron gallery at www.tamron-usa.com by using the "Submit a Photo" button.
Tamron staff will select their favorite photos tagged with the #WithMyTamron hashtag to appear on the Tamron USA website, where even more viewers-from budding photo enthusiasts to pros-will be inspired by real images taken by real people with Tamron's unmatched lens lineup.
Users will be able to search for and share photos with the #WithMyTamron hashtag on social media, fostering a community of dedicated Tamron aficionados who want to see what others are capturing with their own Tamron lenses.
B&H carries Tamron lenses.