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Opteka 25mm Auto Focus DG EX Macro Extension Tube for Nikon D3000 D3100 D3200 D3300 D5000 D5100

Extension tubes are designed to enable a lens to focus closer than its normal set minimum focusing distance
Designed with all the circuitry and mechanical coupling to maintain auto focus and TTL auto exposure with Nikon SLRs
Tube length 25mm
Glass-free Lightweight
1 Year Opteka Warranty