Yes, the night vision goggles for helmet use Naked-Eye 3D VR technology to deliver a natural 3D effect directly to your eyes, providing an immersive experience that makes you feel like you're truly in the scene. 

3D Secure (3DS) is an authentication method that provides an additional layer of authentication for credit card transactions, which is implemented by your bank and card scheme to reduce online transaction fraud. 3DS aims to verify customers' identity with the card issuer during payment. 

Could you please update us your full Minolta lens model ?as Minolta has MD MC and AF mount, K&F Concept MD-M4/3 is suitable for: Lens: Minolta MD MC Mount lens(not for Minolta AF mount: KF06.157) Camera: Micro 4/3 (MFT) mount mirrorless camera like Olympus PEN, OM-D series, Panasonic Lumix DMC-G1, G2, G3, G10, GX1, GH1, GH2, GF1, GF2, GF3, GF5, GH4, Panasonic AG-AF100 Mirrorless Digital Cameras, Black Magic Pocket Cinema Camera (BMPCC) 

You would need to check the filter size of you 25mm lens, and then order accordingly. 

Please note: our M42 adapter ring could not be suitable for Pentax Takumar Super Takumar Carl Zeiss M42 series（aperture pin does not fully depress, small tabs sticking out), as ours depresses the aperture pin all the way down