Search found 134 matches

by Gyrosigma
Mon Feb 20, 2017 12:36 pm
Forum: Photography Through the Microscope
Topic: diatoms (cleaned, unmounted, "dry")
Replies: 15
Views: 2319

Hello Charles,
How do you succeed to light with only 0.3 mm of working distance :shock:

Dominique
by Gyrosigma
Fri Jan 13, 2017 10:42 am
Forum: Equipment Discussions
Topic: 160TL LWD 20x objective for $200 for reflected light macro
Replies: 9
Views: 2019

Hello
You have some usefull information here : http://www.optotek.net/Microscope_Inven ... tives.html

regards

Dominique
by Gyrosigma
Wed Jan 04, 2017 1:08 pm
Forum: Photography Through the Microscope
Topic: Pleurosigma
Replies: 2
Views: 501

Hello Michael,
Sorry it's Gyrosigma sp :lol:

regards

Dominique
by Gyrosigma
Sat Dec 17, 2016 1:39 pm
Forum: Photography Through the Microscope
Topic: ID please. Craticula or Stauroneis?
Replies: 2
Views: 565

Hello Olympusman

Or Caloneis... or ... what is the size please salt or fresh water?

Surely not a Craticula

take a look here : https://westerndiatoms.colorado.edu/tax ... phisbaena/

regards

Dominique
by Gyrosigma
Sat Dec 03, 2016 1:53 pm
Forum: Photography Through the Microscope
Topic: Butterfly wing scales
Replies: 9
Views: 1408

Hello beatsy,
Charles laughs, in reality he bought a color SEM :lol:

Hello Charles
Sorry for that joke, but your pictures are.... incredible

congratulation

regards

Dominique
by Gyrosigma
Tue Nov 29, 2016 2:03 pm
Forum: Photography Through the Microscope
Topic: Diatoms in Darkfield
Replies: 4
Views: 1124

Hello Rod,
beatifull pictures

the first is Caloneis amphisbaena
the last Tryblionella debilis

regards

Dominique
by Gyrosigma
Thu Nov 17, 2016 10:18 am
Forum: Photography Through the Microscope
Topic: Diatoms
Replies: 2
Views: 915

Hello,
Amphora sp (ovalis perhaps)
Craticula cuspidata (Vanheurckia is a very old name...)
Pinnularia sp
pinnularia sp

regards

Dominique
by Gyrosigma
Tue Nov 15, 2016 11:45 am
Forum: Photography Through the Microscope
Topic: Mecan River Wisconsin Diatoms
Replies: 16
Views: 2248

Hello
the third is a Craticula cuspidata

regards

Dominique
by Gyrosigma
Tue Nov 15, 2016 11:40 am
Forum: Photography Through the Microscope
Topic: Diatoms
Replies: 3
Views: 576

Hello,
1) perhaps Pinnularia sp (girdle view)
2) Surirella sp
3) cymatopleura sp (surely solea)

best regards

Dominique
by Gyrosigma
Sat Oct 29, 2016 9:49 am
Forum: Photography Through the Microscope
Topic: Leaf beetle (family Chrysomelidae)
Replies: 8
Views: 1107

Thank's a lot Charles
it's a hard job, but the result is here...
I must be more patient and delicate.
I never thought, that I could wash them.. I will try it

regards

Dominique
by Gyrosigma
Fri Oct 28, 2016 5:13 am
Forum: Photography Through the Microscope
Topic: Leaf beetle (family Chrysomelidae)
Replies: 8
Views: 1107

Great picture as usual...
Picture perfect
no dust, no scratch, perfect subjet... :shock: I don't understand how you can put away all the dust of your spécimens... :-k

regards

Dominique
by Gyrosigma
Thu Oct 27, 2016 11:04 am
Forum: Photography Through the Microscope
Topic: complex flight control mechanisms
Replies: 10
Views: 1327

Hello Charles,
Beautiful as usual. I just have a little question how do you clean your specimens they are always "nickel" (french expression...) .

Regards

Dominique
by Gyrosigma
Mon May 23, 2016 12:18 am
Forum: Photography Through the Microscope
Topic: Stink-bug eyes
Replies: 12
Views: 3427

Hello Charles,
Not sure you could have better with the Canon...
Of course, the field isn't the same, but the quality is here.

In fact, I think I could give you my old Kodak instamatic, you be able to get somptuous pictures... :lol:

Regards

Dominique
by Gyrosigma
Mon Apr 25, 2016 10:54 am
Forum: Photography Through the Microscope
Topic: Common Blue, Nikon 40x ELWD 0.6
Replies: 10
Views: 1322

Hello Jörgen,
I don't understand the 400mm with a Nikon 40x ELWD 0.6 ??
Is it an infinite one ?
how is your setup ?

Regards
Dominique
by Gyrosigma
Fri Mar 11, 2016 6:55 am
Forum: Technical and Studio Photography -- Macro and Close-up
Topic: The Monster
Replies: 2
Views: 654

Chewbacca ???

:smt027

Dominique