Subject / Started by Replies / Views Last post
Optical system and adjustment of James Webb Space Telescope

Started by Akira [February 13, 2022, 04:07:06]

6 Replies
844 Views
Last post February 14, 2022, 00:02:04
by Akira
Origins Of The Fish-eye Nikkors

Started by RonVol [January 24, 2017, 22:14:49] « 1 2 »

18 Replies
5112 Views
Last post February 03, 2017, 21:55:48
by Akira
OT Scope Nikkor lens. An 11mm f32

Started by Erik Lund [May 16, 2018, 09:38:55]

4 Replies
1522 Views
Last post May 17, 2018, 15:57:48
by Dr Klaus Schmitt
Otus Conspicuous by It's Absence

Started by Michael Erlewine [September 13, 2015, 11:40:59] « 1 2 »

22 Replies
6543 Views
Last post September 18, 2015, 00:11:54
by pluton
Overhauling Canon FD 50mm f1.8

Started by Zang [May 10, 2020, 21:05:35] « 1 2 »

26 Replies
3162 Views
Last post May 12, 2020, 22:48:06
by Erik Lund
Overhauling Nikkor 300mm f4.5 AIS, anyone?

Started by Zang [May 04, 2021, 19:41:20]

11 Replies
1364 Views
Last post May 10, 2021, 19:19:55
by Akira
Overview of Nikon's 1001 Nights articles

Started by chambeshi [February 02, 2020, 10:53:25]

1 Replies
1002 Views
Last post February 02, 2020, 11:19:35
by John Geerts
Oxymoron? AF fine tune manual lens

Started by armando_m [June 18, 2016, 18:01:45]

4 Replies
1576 Views
Last post June 25, 2016, 00:24:15
by David H. Hartman
Painting By-Hand The Coloured Numbers on Aperture Rings

Started by RonVol [February 22, 2017, 00:54:52]

8 Replies
1670 Views
Last post February 22, 2017, 12:14:13
by bjornthun
Painting with Lenses

Started by Michael Erlewine [January 01, 2016, 18:41:16] « 1 2 3 ... 10 »

136 Replies
41207 Views
Last post January 24, 2016, 22:41:49
by Airy
Paris-Lille with the Zeiss 50/2

Started by Airy [August 21, 2018, 22:10:48]

4 Replies
1370 Views
Last post August 22, 2018, 18:08:57
by Airy
Patents of 7.5mm/f2.8 and 9mm/f1.8 for Nikon 1

Started by Akira [April 01, 2016, 10:34:32]

1 Replies
1367 Views
Last post April 01, 2016, 16:45:06
by chris dees
PC 19mm f/4 E ED

Started by Erik Lund [October 19, 2016, 08:59:15] « 1 2 3 ... 21 »

309 Replies
109837 Views
Last post March 07, 2024, 17:32:47
by Lewis3000us
PC-Nikkors 35/2.8 and 28/3.5

Started by Raaj [September 14, 2015, 23:54:28]

9 Replies
3137 Views
Last post September 25, 2015, 01:22:30
by Raaj
Peleng 8mm f/3.5 fisheye

Started by Fons Baerken [June 03, 2017, 11:02:21] « 1 2 »

16 Replies
4296 Views
Last post June 04, 2017, 23:53:17
by Fons Baerken
Pentacon Six CZJ MF lenses on D700

Started by Petr sheepeck Jůza [September 04, 2020, 10:39:34] « 1 2 »

15 Replies
2643 Views
Last post December 07, 2020, 15:41:17
by Petr sheepeck Jůza
Pentax Medium Tele-Lenses

Started by JJChan [February 11, 2016, 14:57:19]

6 Replies
1474 Views
Last post February 12, 2016, 08:33:41
by tommiejeep
Pentax Ultra-Achromatic 300mm lens?

Started by MEPER [March 16, 2021, 21:38:43]

6 Replies
1293 Views
Last post March 17, 2021, 18:35:39
by MEPER
Petzval ... ????

Started by Gary [August 04, 2015, 00:16:04] « 1 2 3 ... 6 »

75 Replies
13225 Views
Last post September 28, 2015, 16:03:01
by Gary
Photographing Lenses

Started by Michael Erlewine [September 12, 2020, 16:03:18]

5 Replies
1093 Views
Last post September 24, 2020, 01:48:10
by BruceSD

 

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