Miles.
Beamsplitter
Hi all,
Does anyone know the optical formula of the Konishiroku Hexanon 48mm f2 lens that was found on the Konica IIa and later fixed-lens rangefinders?
I've looked through all my usual spots and haven't found the diagram anywhere.
Thank you!
Does anyone know the optical formula of the Konishiroku Hexanon 48mm f2 lens that was found on the Konica IIa and later fixed-lens rangefinders?
I've looked through all my usual spots and haven't found the diagram anywhere.
Thank you!
das
Well-known
Pretty sure it is the same lens at the Konica 50mm f/1.9 in M39. 6 elements / 5 groups, Voigtlander Ultron derivative.
Miles.
Beamsplitter
This was my hope. Perhaps someone here has a diagram or has taken apart both lenses.Pretty sure it is the same lens at the Konica 50mm f/1.9 in M39. 6 elements / 5 groups, Voigtlander Ultron derivative.
das
Well-known
Click on the diagram link on this page. I absolutely love the 50mm f/1.9.
lens-db.com

Konishiroku HEXANON 50mm F/1.9 LSM
Standard prime lens. Announced: 1956. Production status: Discontinued. Maximum format: 35mm full frame. Mount: Leica screw mount. Fast speed. Manual focus only. Coupled to the rangefinder. Manual diaphragm. 10 aperture blades. Compact.

das
Well-known
Hey, do you happen to know what the filter size is for the 48mm f/2 Hexanon on the IIA? Or does anyone know offhand? Thanks!Hi all,
Does anyone know the optical formula of the Konishiroku Hexanon 48mm f2 lens that was found on the Konica IIa and later fixed-lens rangefinders?
I've looked through all my usual spots and haven't found the diagram anywhere.
Thank you!
MarkWalberg
Established
I just measured mine. About 35mm. Could be 35.5. Some cameras used that size. If I can find one somewhere, I'll let you know if it fits.Hey, do you happen to know what the filter size is for the 48mm f/2 Hexanon on the IIA? Or does anyone know offhand? Thanks!
MarkWalberg
Established
35.5 filter is what fits the Konica IIA and Konica III with the 48 f2 lens. Great cameras by the way!
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