Hey everyone, i was wondering if you could help me figure out what this piece is. I'm an amateur photographer and I'm still trying to expand my knowledge but I can't figure out what this piece is. Is it worth anything? or do i have a nice paper weight lol.

DSC_0001-2_zpsc051e4c2.jpgDSC_0002-2_zps7dd86b6d.jpgDSC_0004-2_zps817e607d.jpgDSC_0005-1_zps04d0cd02.jpgDSC_0006-2_zps7bc7ad26.jpgDSC_0007-3_zps6a38664e.jpgDSC_0008-3_zpsdf1b6b99.jpg