Carl Zeiss Jena Deltrintem 8X30 Binoculars Serial Numbers

The civilian, center focus versionwas also called Jenoptem during the 1980s. The production ofthis binocular was halted around 1995. In 1978, the amber colored multilayer coating was introduced, and around 1990, when Docter tookover the old Zeiss plant in Eisfeld, another improved coatingof greenish color was used. According to Albrecht Koehler, this ocularwas replaced in 1947 by an Erfle design with 5 lens-elements and a certain amount of pincushion distortion in order to eliminatethe globe effect. A single layer anti-reflection coating with a bluish color was first added during WWII. The wideangle eyepieces were designed by Albert Koenig, were free of distortion and contained 4 lens-elements. At that time, the body was made of magnesium and of featherlight 390 g.

On the list of Zeiss binoculars,this item is first showing up in 1920, along with the centerfocus version called Deltrintem. The Zeiss Jena Deltrentis was no doubt the mother of most classic 8x30Porro binoculars. 1: The Carl Zeiss Jena Deltrentis (MDI issued, serial no.

For comparison, I refer to earlier reviews ofGerman military 8x30 binoculars,European military 8x30 binoculars, andhigh performance 8x30 Porro binoculars.įig. Despite of being made afterWWII, some of them carry a heritage which reaches back wellbefore the 1950s. In this review, I will present a small, and in no way exhaustive,selection of these classic binoculars, covering both military and civilian samples. Thiswas so because 8x30 was about to establish itself as one of thestandard sizes in military applications, at least in Europe, and there has always been plenty of money available for war toys at any times.Ĩx30 binoculars are compact, lightweight and fairly powerful.No surprise that these devices had quickly been accepted on thecivilian market as well in rather peaceful times. Long time before, almost a century ago, 8x30 binoculars of Porro prismdesign had already reached quite a reasonable performance level.

Carl Zeiss Jena Deltrintem 8X30 Binoculars Serial Numbers