Hoya 67mm HMC Close-Up Filter Set II (+1, +2, and +4) Pioneer Photo Albums LBT57/W and the other is a

and the other is a 3 pin connection for the shutter release to fire the camera

Built-In USB Power Cable

BNC female > BNC female

which provide high contrast viewing while minimizing chromatic aberration

Hoya 67mm HMC Close-Up Filter Set II (+1, +2, and +4) Pioneer Photo Albums LBT57/W and the other is aCreates Macro Effect Decreases Minimum Focus Distance +1, +2, and +4 Diopter Strengths Multi Coated Optical Glass Construction 67mm Front Filter Threads Aluminum Alloy Filter Ring Filter Pouch This Hoya 67mm HMC Close Up Filter Set II offers the ability to achieve macro like results with camera lenses that have 67mm front filter threads. A close up filter is a magnifier that optically decreases the focal length of a camera lens placed behind it. This