Mamiya 645 Focusing Screen N Type A4 - Accessory

Mamiya 645 Focusing Screen N Type A4 - AccessoryFocusing screen made by Mamiya for the M645 cameras. All matte fresnel screen with perpendicular grid lines. Metal body frame available in black. Size: 57 x 42 x 2mm Weight: 6g

28 g (receiver)

Manual focus telephoto lens made for AR-mount SLR cameras by Konica

This is from the first generation of Pentax K lenses

Allows mounting of Four-Thirds lenses on Micro 4/3 mirrorless cameras

This was quickly changed to a black barrel as the light reflected on the silver affected the metering accuracy

Sensor: 39 MP

It mounts on many different lenses made by Enna München and allows for both focus and control of the aperture

Adapter to use normal filters with threads on TLR cameras with Bay I/II/III accessory bayonets

a cable release socket

Metal and plastic body available in blue

5 ED AI-S (8 elements in 6 groups)

but has an aperture ring for understanding light fall-off when using the teleconverter