"Cheek Room 9 X 12 "
Rare 9X12 cheek chamber Body in varnished walnut and bellows in red leather Clairin Aplanatic Lens No. 8332 The aplanatic lens is an optical system which allows non-distortion of the image. The cheek chamber is a special type of device. Manufactured at the end of the 19th century, these are bellows devices whose rigidity is ensured by two trapezoid-shaped wooden side pieces. Late 19th centuryhttps://www.lavalisearlesienne.com/product-page/chambre-%C3%A0-joue
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