Zeiss-Opton 1:4.5 f=21mm / Carl Zeiss Jena Biogon 1:4.5 f=21mm - MIR Image Library


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Zeiss-Opton 4.5/21mm T Weitwinkelobjektiv, Year: 1952 S/N 14199VNr1
for Contax, this is prototype no.1 (out of 5) of the 21mm Biogon, both caps (this specific lens is reproduced in Kuc II


Rare version, Zeiss-Opton 4.5/21mm T Weitwinkelobjektiv, Year: 1952
Zeiss-Opton 4.5/21mm T (21mm f/4.5) Weitwinkelobjektiv, Year: 1952 front view Zeiss-Opton 4.5/21mm T (21mm f/4.5) Weitwinkelobjektiv, Year: 1952  rear lens tube section

Zeiss-Opton 4.5/21mm T (21mm f/4.5) Weitwinkelobjektiv, Year: 1952  front lens element

Zeiss-Opton 4.5/21mm T (21mm f/4.5) Weitwinkelobjektiv, Year: 1952  side view (vertical)




Carl Zeiss Jena 1:4.5 f=21mm Biogon Cutaway model to show optical design, Year: 1952

Beautiful original cutaway model of the Biogon for Contax (prototype no.5 of the Biogon 21mm). Cutaway models of Contax lenses are a sought after rarity - not to speak of a prototype model!


original cutaway model of the Biogon 21mm f/4.5 for Contax LINK FOR BIGGER VIEW


Carl Zeiss Biogon 1:4.5 f=21mm (f/4.5/21mm) ultra-wideangle lens
Carl Zeiss Biogon 1:4.5 f=21mm ultra-wideangle lens

Year: 1954/56 for Contax, with Finder 435

Carl Zeiss Biogon 1:4.5 f=21mm (f/4.5/21mm) ultra-wideangle lens metal lens barrel Zeiss Ikon Finder 435 for Carl Zeiss Biogon 1:4.5 f=21mm (f/4.5/21mm) ultra-wideangle lens

Finder 435 rear section Carl Zeiss Biogon 1:4.5 f=21mm (f/4.5/21mm) ultra-wideangle lens

Inverse view of Finder 435 for 2100 Biogon

Carl Zeiss Biogon 1:4.5 f=21mm (f/4.5/21mm) ultra-wideangle lens with Finder 435 and original metal lens cap

Rear lens tube of Carl Zeiss Biogon 1:4.5 f=21mm (f/4.5/21mm) ultra-wideangle lens



Carl Zeiss Biogon 1:4.5 f=21mm ultra-wideangle lens
late 1957 model with alternate option from Finder 435 - Universal Finder Turret 440


Carl Zeiss Biogon 1:4.5 f=21mm ultra-wideangle lens late 1957 model with Finder Turret 440 original box, lens cap and packing for Carl Zeiss Biogon 1:4.5 f=21mm ultra-wideangle lens late 1957 model with Finder Turret 440

Rear lens barrel (lens tube section) for Carl Zeiss Biogon 1:4.5 f=21mm ultra-wideangle lens 
late 1957 model with Finder Turret 440 Zeiss Ikon Universal finder 440 for 21-135mm (Zeiss 21mm f/4.5 Biogon alternate option from Finder 435).

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RELATIVE:
Nikon
RF Nikkor 8.5cm f/2.0 / f/1.5 versions | Canon RF 85mm lens group

LEICA SM lenses at 9cm (90mm) focal length:

Velostigmat 9cm f/4.5 | ELMARIT 90mm f/2.8 | THAMBAR 90mm f/2.2 | ELMAR (FAT) / ELMAR 90mm f/4.0
SOOZI Summicron 9cm f/2.0 | SEOOF Summicron 90mm f/2.0
Hektor 7.3cm f/1.9 | SUMMAREX 85mm f/1.5

| Leica/Leitz | Contax/Zeiss | Nippon Kogaku-Nikon/Nikkor | Seiki Kogaku/Canon |

NOTE:- Basic visual references only for some of the popular series, other combinations/variations may exist.

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Credit: Image courtesy of Mr. Peter Coeln from LEICA Shop®, Austria who also operates a popular Westlicht Auction House. Image Copyright © 2008. All rights reserved. Please respect the visual property of the contributing photographer.

 

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