Webf3.5/14-inch 'Ultra-Speed Dallon Lens' f4.5/14-inch; f5.6/14-inch; 20-inch508mm) 5.6/20-inch; 24 inch (5.6) 40-inch (1018mm) f8/40-inch; Dalmac Anastigmat; Dalrac; Octac f … WebA variation of the achromatic lens form is by Thomas Grubb, who switched the crown and flint lens of the doublet in 1857. P.S. ... The distortion is super flat, due to the symmetry of the lens! Dallmeyer and Steinheil corrected the distortion while retaining the colour and astigmatism by placing two doublets facing each other, that had similar ...
Dallmeyer Biographies - The Dallmeyer Archive
WebDallmeyer Triple Achromatic Lens, 1861. Signed: 'TRIPLE ACHROMATIC LENS. J. H. Dallmeyer. LONDON N1 6679' and 'A.D. 1861'. Early triplet lens consisting of three achromatic lenses: a smaller central component near the stop, and larger front and rear components. This f10 lens of 250 focal length has a slit between the lenses for … WebDallmeyer Triple Achromatic Portrait Plate Camera Brass Lens Brand: Dallmeyer Product Code:2586 Availability:In Stock $999.00 Qty Add to Cart 0 reviews/ Write a review Tags: … shuttle alternate landing sites
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WebMar 22, 2024 · The Dallmeyer 3B is a 290mm f/3 Petzal-lens, which makes it one of the fastest lenses at the time for 8×10 cameras. “Petzval-designed lenses were invented very close to my hometown in Vienna by ... WebVintage Dallmeyer Popular Lens Dallmeyer Popular F=1 1/2 lens f/4 D Mount Clean. £75.00. Free postage. or Best Offer. 4" inch f3.5 DALLMEYER Projection Lens, DALLCOATED, in chrome mounts. ... Dallmeyer Triple Achromatic Portrait Plate Camera Brass Lens. £815.31. Free postage. or Best Offer. Dallmeyer No.5 Stigmatic Series III … WebHis “triple achromatic lens” is described by the jurors as ... An advertisement for Dallmeyer’s photographic lenses, from the 1874 U.S. edition of Dallmeyer’s “On the Choice and Use of Photographic … shuttle amethyst tech