Pentax 67: Four LR44 as replacement for 4LR44/PX28/A544/476A battery

How to make 4LR44/4SR44/PX28/A544/476A battery replacement for your Pentax 67 & 6X7 with four pieces of LR44/SR44 button cells in case of emergency?
It is an open secret that Pentax 6X7 and 67 don’t run without power. While their mirror and cloth curtains are mechanically driven, they are in fact electrically

Pentax 67 Battery?, Pentax 67 (6x7, 67, 67II)

100 piece 4LR44 PX28A 476A L1325 A544 Bulk 6V Heavy Duty Alkaline Battery

Cotchear 5 pk 4LR44 / 476A / PX28A / A544 / K28A / L1325 Battery 6V Alkaline BatteriesHigh Capacity for Dog Collars : Pet Supplies

Cotchear 5 pk 4LR44 / 476A / PX28A / A544 / K28A / L1325 Battery 6V Alkaline BatteriesHigh Capacity for Dog Collars : Pet Supplies

Duracell 28L 6V Lithium Battery, 1 Count Pack, 28L 6 Volt High Power Lithium Battery, Long-Lasting for Video and Photo Cameras, Lighting Equipment, and More : Electronics

100 piece 4LR44 PX28A 476A L1325 A544 Bulk 6V Heavy Duty Alkaline Battery

100 piece 4LR44 PX28A 476A L1325 A544 Bulk 6V Heavy Duty Alkaline Battery

UltraLast PX28A, A544, 4LR44 Equivalent Battery

Buy 4LR44 & RFA-67 Batteries Online - EBLOfficial

Camelion 4SR44 6V 145mAh Silver Oxide 1pk Blister Fast USA Ship : : Electronics

Duracell 28A 6V Battery Replacement for 4LR44, A544, PX28A, 476AF, 476A, V4034PX