Mamiya Auto-Ext Ring No.2 brand_Fotasy The Minolta Weathermatic Dual 35

The Minolta Weathermatic Dual 35 is a weather-resistant camera with a dual-focal-length lens (35mm and 50mm)

Doubles the effective focal length on compatible lenses

Use it as a traditional beauty dish

The D7100 is a DX-format DSLR that shoots 24mp stills and 1080p video at up to 30fps

(Fits cameras up to about 30mm thick

Mamiya Auto-Ext Ring No.2 brand_Fotasy The Minolta Weathermatic Dual 35The Mamiya Auto Ext Ring No. 2 is a 25mm extension tube for Mamiya 645 cameras and lenses. It provides extra macro capability without any loss of image quality (not because it's extra fancy, just because it's a tube full of air).