M42
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Ernostar 105/1.8 (M42改)
This lens was famous of being designed by Ludwig Bertele for Ermanox. Modified to M42 mount. Perfect working order, making fantastic bokeh. The appearance itself is also nice. Fully serviced on May 2014.
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Apogor 3inch f2.3 (M42改)
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Sonnar 85/2 (M42改)
T coating Sonnar made in 1945 modified to M42 mount. 6 elements in 3 groups. Aluminum barrel. Very slight cleaning mark on coating on inner element, however it does not effect to image quality.
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Biotar 80/2 (M42改)
Modified to M42 from VP Exakta mount. Made in 1933. Slight coating damage in the front element, however it is still very clean as its age. Excellent round aperture. Our test shot shows sharp and natural color images.
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Hugo Meyer Set Plasmat 3 1/2 inch f4.5 (M42改)
Hugo Meyer New York ordeed it to home country of Germany. Originally, it had 3 types of focal length with convention of front and rear parts. After modification to M42 mount, it is only for 3 1/2 inch(90mm) f4.5 and works from 30cm close-up to infinitive.