Lomography is back with the announcement of its latest, well, back. The LomoGraflok 4×5 Instant Back is the world’s first Instant Back for 4×5 cameras designed for Fujifilm Instax Wide film.

Developed in collaboration with large format photography professionals as a substitute for the peel-apart Polaroid film discontinued back in 2016, the LomoGraflok 4×5 Instant Back works with all Graflok-equipped 4×5 cameras and uses a light-tightened film ejection unit to push out the Instax Wide film shots after capture.
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https://www.dpreview.com/news/9634570293/the-lomograflok-4×5-instant-back-capture-instax-wide-images-large-format-cameras