carl zeiss jena binoculars deltrintem 8x30

#Carl zeiss jena binoculars deltrintem 8x30 serial number

Light weight, good central sharpness, mediocre edge sharpness, a relatively bright image and relatively well controlled CA are the characteristics of this instrument. The comprehensive database of binoculars with their parameters and users opinions. This particular sample was produced in 1988, was probably exported to West Germany before the re-unification, but never sold to a consumer, and was found brand new in 2013 in an optics store in Stuttgart, Germany. The Jenoptem 8×30 was in production for many years for some time, another name, ‘Deltrintem’, was also used for this central focus model (whereas the individual focus model was called ‘Deltrentis’, see separate post). * range of diopter adjustment not affected by position of focus wheel Weight (measured, with eyepiece cover and strap): 550 g Exactly the same values you can find in a 1931 catalogue. CARL ZEISS JENA BINOCULARS MULTI-COATED DELTRINTEM 8x30 Hi, this is a lovely pair of binoculars on good condition and in good working order, the case is in good condition too. A 1928 catalogue, published in the year of the casing change, features respectively 585 and 665 grams. A 1923 leaflet states that the Deltrentis weighted 645 grams and the Deltrintem 700 grams. Range of diopter adjustment (estimate): +/- 5 dpt*Įxcess travel of focus wheel beyond infinity position (estimate): 4 dpt* The Carl Zeiss Jena Deltrintem 8x30 produced in 1969. Medium intensity.Usable eye relief (measured from rim of unfoldable eyecup): 5.5 mmįocus type: CF (direction of rotation from close to infinity: > clockwise)ĭegrees of rotation of focus wheel from 3 m to infinity (measured): 265 degrees Los binoculares se los ve en perfecto estado, no tienen casi ninguna marca, parecen nuevos (solo los vi por fotos). In 60s, 70s and 80s of the 20th century the Jenoptem 8x30 model was manufactured along with the Dletrintem model. Me ofrecieron exactamente unos Carl Zeiss Jena Deltimtren 8x30, su número de serie está en los 2,3 millones. Isolated specks of dust on the prisms.īluish on eyepieces and prisms, orange-purple on objectives. The Carl Zeiss Jena Deltrintem 8×30 set of binoculars and its version with individual focusing called Deltrentis were produced practically ceaselessly in Jena from 1920 to 1990. A very large field for this class of parameters. Measured by us amounted to 8.41 ± 0.03 degrees and it was a bit smaller than in the specifications. Image is sharp to around 50 of field, a let down from this binocular. Optics are not as good as the other Jenoptem models which is a surprise as they are the same binocular. In the 8×32 binoculars’ test we awarded all instruments the same, average value of 1.5 points as a tripod exit in this class of equipment is rarely used. This is a late Zeiss Deltrintem with the T3M coatings and latter Silk Screening on the right hand prism cover.

The bridge moves slightly sideways.Individual focusing on the right eyepiece. The binoculars doesn’t defocus under pressure. Little central wheel (full turn of 400 degrees) Moves smoothly and evenly. The binoculars are neither waterproof not nitrogen-filled. The eyecups are a bit too small and not regulated. The transmission curve reaches its maximum near 550 nm.Ī lot of reflections from the area near prismsĪ classic Porro device with the ocular bridge. The blur occurs in the distance of 62% ± 5% from the field of view centre.ĭistinct yellow. The distance between the first curved line and the field centre compared to the field of view radius: 31% ± 3% In the centre corrected between good and average not very high on the edge.

#Carl zeiss jena binoculars deltrintem 8x30 serial number

Part of the serial number sequence of lenses made by Carl Zeiss Jena Serial nºĭistribution / Sales:komisy, aukcje internet.