Search found 61 matches
- Wed Sep 30, 2020 1:44 am
- Forum: Nature Photography -- Macro and Close-up
- Topic: Dung beetle
- Replies: 6
- Views: 2131
Dung beetle
Dung beetle Onthophagus taurus.
- Sun Aug 02, 2020 11:07 pm
- Forum: Beginners Micro
- Topic: Meopta lens problems
- Replies: 6
- Views: 2467
Re: Meopta lens problems
Meopta service of old lenses no longer does ...
Acetone is only used for current production.
Acetone is only used for current production.
- Tue Jul 28, 2020 12:03 am
- Forum: Beginners Micro
- Topic: Meopta lens problems
- Replies: 6
- Views: 2467
Re: Meopta lens problems
Previously, a 3: 1 mixture of diethyl ether and ethanol was used in Meopta to clean optics. Acetone + ethanol of about 9: 1 is now used.
- Mon Jun 15, 2020 11:50 pm
- Forum: Equipment Discussions
- Topic: Raynox 250 strange image sharpness at wide aperture
- Replies: 5
- Views: 1412
- Wed Mar 11, 2020 2:34 am
- Forum: Nature Photography -- Macro and Close-up
- Topic: Some pictures from Croatia.
- Replies: 9
- Views: 4460
- Thu Feb 27, 2020 3:17 am
- Forum: Technical and Studio Photography -- Macro and Close-up
- Topic: Papilio ulysses
- Replies: 37
- Views: 7132
- Fri Feb 21, 2020 4:08 am
- Forum: Nature Photography -- Macro and Close-up
- Topic: Proboscis of a moth
- Replies: 3
- Views: 1923
- Wed Feb 05, 2020 3:35 am
- Forum: Equipment Discussions
- Topic: Comparing macro lenses using MTF - invitation, take 3
- Replies: 27
- Views: 5199
I lent the Evitars to Filip for testing. They are prototype pieces from Meopta Research and Development. Therefore the different quality. They were used in the 1970s in microfiche readers and there were more versions. I have about 10 Evitars still in the drawer ... Excuse me for my English. (Google ...
- Thu Dec 19, 2019 10:54 am
- Forum: Nature Photography -- Macro and Close-up
- Topic: Anisoplia sp.
- Replies: 2
- Views: 1513
Anisoplia sp.
Canon 2,8/100macro http://www.photomacrography.net/forum/userpix/924__MG_6613_1.jpg http://www.photomacrography.net/forum/userpix/924__MG_6620_1.jpg http://www.photomacrography.net/forum/userpix/924__MG_6627_1.jpg ... and one more ... http://www.photomacrography.net/forum/userpix/924__MG_6638_m_1.jpg
- Wed Dec 11, 2019 5:39 am
- Forum: Equipment Discussions
- Topic: LED bulb handy for custom setups
- Replies: 17
- Views: 1271
- Mon Dec 02, 2019 1:00 am
- Forum: Nature Photography -- Macro and Close-up
- Topic: Some pictures from Croatia.
- Replies: 9
- Views: 4460
- Sun Nov 17, 2019 9:15 am
- Forum: Nature Photography -- Macro and Close-up
- Topic: Some pictures from Croatia.
- Replies: 9
- Views: 4460
Some pictures from Croatia.
Canon 2,8/100macro.








- Mon Oct 07, 2019 8:16 pm
- Forum: Equipment Discussions
- Topic: Helicon FB tube
- Replies: 3
- Views: 982
- Wed Sep 25, 2019 11:16 pm
- Forum: Equipment Discussions
- Topic: Helicon FB tube
- Replies: 3
- Views: 982
- Sun Sep 15, 2019 10:25 pm
- Forum: Equipment Discussions
- Topic: Comparing macro lenses using MTF-Part IX: Some budget lenses
- Replies: 11
- Views: 2462
http://www.funsci.com/fun3_it/sini/mo/o ... _zeiss.pdfPau wrote:
Not 100% sure but I think that later Zeiss Jena infinite CF objectives meant for use with 250mmm TL do not need corrective eyepieces and so they are "full corrected" in the same sense of Nikon CFs