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j.p._dahl_n

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Posts posted by j.p._dahl_n

  1. <p>Use and compare them, and see which one you like the most.<br>

    Yes, the 2,8 Xenar is a Tessar type of lens, but it doesn't have to be less good than a six element lens. The advantage of a six element lens is that the sharpness is more even to the corners at large apertures. Stopped down a bit, the four element lenses can be as good, or better. My Retina Ib Xenar outperforms the 1,8/50 Zuiko for my Olympus in regards of sharpness.</p>

  2. <p>Both Deckel and Gauthier (The makers of Compur and Prontor and other shutters) took this seriously. Their early shutters have aperture blades of matte black paper and some have plastic shutter blades. They are delicate and easy to damage during cleaning and repair. Their later shutters have polished metal blades, chemically treated to a grey colour.</p><div>00X0es-266427584.jpg.12182efde28d4674928dd0b8295d0d8c.jpg</div>
  3. <p>The lever at the flash contact should not move more than a few millimeters, just to free the locking device for the older type of male flash contacts. On the F models it was no longer the M/X switch as it was on the MX-EVS (Rolleiflex 3,5 B in Europe).</p>

    <p>I have fourteen Rollei TLR:s and my late 3,5F with Planar is the "best". The 3,5 Planar has the sharpest aperture already at 5,6. I found it a little bit sharper than the 2,8F, also with Planar. If you don't need the half stop faster lens, the 3,5F (or E) is perfect.</p>

    <p>Your Rolleiflex 3,5 "X" is a great camera though. The Tessar and Xenar are extremely sharp in the center, and stopped down to 11 they match the Planar and Xenotar. So you only "need" the Planar or Xenotar if you are going to shoot with large apertures and want a little better corner-to-corner sharpness.</p>

  4. <p>Yes, I once mixed Agfa 8 to a four (or five) times stronger concentrate. The chemicals involved are perfect for making a stronger concentrate.</p>

    <p>I've seen old recipes where the glycin developers were mixed to a milky slurry that would be kept in small air tight bottles. It kept much longer that way.</p>

    <p>Maybe I should start mixing Agfa 8 again. It's an excellent developer, that reminds me of Rodinal but with perhaps better midtones.</p>

  5. <p ><a href="../photodb/user?user_id=282122"></a></p>

     

    <blockquote>

    <p>Q.G. de Bakker wrote: <em>Am i the only oldtimer over here who still remembers DIN grades correctly?</em><br /><em> DIN 18 is 50 ASA, not 40.</em></p>

     

    </blockquote>

    <p>Geez, I made a typo! I swear! I blame Fotokemika - They changed the names of their R14/R17 films to R20/R40 and then suddenly to R25/R50. I still shoot them at DIN 14/10º and 17/10º.</p>

     

     

  6. <p>Zeiss Ikon and Carl Zeiss were different companies, but related. Zeiss Ikon bought in lenses from Carl Zeiss.</p>

    <p>The Novar wasn't made by Carl Zeiss, but by various makers. The lens name "Novar" belonged to Hüttig that later merged with ICA. They only made cameras and bought in the lenses from different optical companies, like Steinheil. In 1926 ICA merged with Ernemann, Goerz and Contessa-Nettel, to form Zeiss Ikon 1926, under the Zeiss umbrella. The Novar continued to be a good standard triplet in the lower price range, but not marked with the makers name. It's quite OK stopped down to 11-16.</p>

    <p>Carl Zeiss, the optical company, had their own triplet, the Triotar, and it's always marked "Carl Zeiss".</p>

  7. <p>I have one, but with the 2,8 Xenon (actually a five element Xenar!).</p>

    <p>Yes, the type 150 is a bit rare but can be found for a reasonable price on auction sites when the seller doesn't point out its rarity or the model number. I bought mine for around $40 a couple of years ago. It works great, but I still have to try it out.</p>

  8. <p>Yes, it's an 3,5 E3. I also had one without the meter. All of them have the lever for flash synch/self timer.<br>

    The 3,5 E2 is different. It has a smaller shutter, so the gap between the lenses is smaller. The flash synch is on the bottom locking lever for the flash, and there's a sliding knob for the selftimer next to the viewing lens.</p>

  9. <p>The Planar has a quite nice softness at full aperture. Especially the out of focus area.</p>

    <p>For softness with a Tessar or Triotar at full aperture, use a Rolleisoft filter, or the results will be harsher than with the Planar.</p>

    <p>A cheaper option would be a Yashica TLR with Yashikor. It's very pleasantly soft at the largest aperture, and sharp stopped down.</p>

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