Today TTArtisan announced new 21mm/28mm optical viewfinders priced at $43 – significantly cheaper than the Leica, Voigtlander, Zeiss, Sigma, and Ricoh versions. The new TTArtisan viewfinders are already in stock at the official online store (international shipping available) and at Amazon. Additional information: TTArtisan Viewfinder: This viewfinder is an accessory that shows the same angle … Continue reading New: TTArtisan 21mm and 28mm optical viewfinders ($43) for Leica M, Ricoh GR, and other cameras