67-67 Male to Male coupling Ring Adapter 67mm 67mm for Fliter Lens CPL ND LC8436

Item No.: LC8436
Description
Product Name: Double Male Macro Coupler Reverse Adapter Ring
Material: High Quality Aluminum Alloy
Application: Double Male Adapter Ring, For Micro Photography Or Refitting Accessories
Features: External Thread At Both Ends
Color: Black
Function
One lens can be reversed in front of another (for example
That's to invert the 52m filter lens to the 58m filter.
So as to achieve the effect of shooting micro distance
Notice
Both the focusing ring and the focusing ring on the positive joint play a role. The focusing ring not only regulates the magnification, but also affects the focus.
Point; move the fuselage when focusing
The focusing ring on the front joint plays a focusing role, while the adjusting ring on the reverse joint does not.
The reverse joint is50mm ,The focal length of the positive connector should not be shorter than 120m, otherwise there will be dark angle or even only circular image field.
The shorter the focal length of the connector, the longer the set distance of the positive connector needs to be

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