Search found 693 matches

by Walter Piorkowski
Sat Apr 14, 2018 10:59 am
Forum: Photography Through the Microscope
Topic: Stomata - Pinus strobus
Replies: 0
Views: 1401

Stomata - Pinus strobus

http://www.photomacrography.net/forum/userpix/96_white_pine_stomata_UO50x_EPICLW_1.jpg Image 1 - Four stomata from the needle (leaf) of the eastern white pine tree. The stomata guard cells and other features are not visible in the pine. The openings are not on the epidermal surface but under the wh...
by Walter Piorkowski
Mon Apr 02, 2018 4:09 pm
Forum: Photography Through the Microscope
Topic: Dictyostelium in moist culture chamber (petri dish)
Replies: 5
Views: 1974

Hi Ken. It is good to see that you are still enjoying myxomycetes. I know you have worked with them for well over a decade now. I look forward to more of them myself. Walt
by Walter Piorkowski
Mon Apr 02, 2018 4:01 pm
Forum: Photography Through the Microscope
Topic: Scale Trichomes
Replies: 8
Views: 2728

Thank you Walter. Walt.
by Walter Piorkowski
Fri Mar 30, 2018 2:06 pm
Forum: Photography Through the Microscope
Topic: Vorticella video
Replies: 6
Views: 1469

Ralf. Very high quality. All subjects remaining in proper focus for its full length. Enjoyed it very much. Walt
by Walter Piorkowski
Fri Mar 30, 2018 2:03 pm
Forum: Photography Through the Microscope
Topic: Scale Trichomes
Replies: 8
Views: 2728

Thank you so much Leonard, Pau, Sumguy and Jacek. Leonard, if I may ask what is it about image 3 and 4 that interest you? Pau, I used direct oil dipping for the UO 75x objective. Per Leitz, a cover slip is not required. Enjoy your future observations. Walt
by Walter Piorkowski
Thu Mar 29, 2018 10:38 am
Forum: Photography Through the Microscope
Topic: Scale Trichomes
Replies: 8
Views: 2728

Scale Trichomes

http://www.photomacrography.net/forum/userpix/96_ivy_trichromes_UO22xFCLW_1.jpg Image 1 - 604 micron F.O.V. Swedish ivy leaf showing surface cells and two red scale trichomes. Note that the upper right hand trichome has a mold spore laying next to it. Trichomes show a 5 and 8 lobe shape. UO22x obje...
by Walter Piorkowski
Thu Mar 29, 2018 10:24 am
Forum: Photography Through the Microscope
Topic: Oil Immersion Phase with the Leitz Heine Condenser
Replies: 11
Views: 2809

Very interesting Dave and nice images. I will have to try a similar experiment with my Heine equipment. Walt
by Walter Piorkowski
Thu Mar 22, 2018 2:32 pm
Forum: Photography Through the Microscope
Topic: Helical Tracheary Elements
Replies: 6
Views: 2384

Thank you Razashaikh. Walt
by Walter Piorkowski
Sun Mar 18, 2018 9:07 pm
Forum: Photography Through the Microscope
Topic: Helical Tracheary Elements
Replies: 6
Views: 2384

Hello Sumguy, Roel and Gary. Thanks for showing your interest. Welcome Roel and thank you for adding to my post. I didn't think about these tracheary elements extending all the way into the fruit of a plant, but then how else would bananas be so juicy! I will have to try polarized light the next tim...
by Walter Piorkowski
Fri Mar 16, 2018 9:00 pm
Forum: Photography Through the Microscope
Topic: Helical Tracheary Elements
Replies: 6
Views: 2384

Helical Tracheary Elements

http://www.photomacrography.net/forum/userpix/96_helical_tracheary_el_L2W_1.jpg Image 1 - Longitudinal section view of an amaryllis leaf showing helical tracheal elements passing from upper left to lower right diagonally. To the upper right are vacuoles that contain what I believe to be chloroplast...
by Walter Piorkowski
Mon Mar 05, 2018 12:16 pm
Forum: Photography Through the Microscope
Topic: Spider in Baltic Amber
Replies: 3
Views: 1364

Thank you. Sumguy. Walt
by Walter Piorkowski
Wed Feb 21, 2018 5:23 pm
Forum: Photography Through the Microscope
Topic: Spider in Baltic Amber
Replies: 3
Views: 1364

Spider in Baltic Amber

http://www.photomacrography.net/forum/userpix/96_Spider_in_Amber2W_1.jpg http://www.photomacrography.net/forum/userpix/96_Spider_in_Amber1W_1.jpg Spider in Baltic Amber What does a 40 million year old spider look like? Remarkably the same as the spiders we see today. My analysis sees a full abdomen...
by Walter Piorkowski
Sat Feb 10, 2018 2:58 pm
Forum: Photography Through the Microscope
Topic: Potassium Ferrocyanide Crystals - Pol Illumination
Replies: 3
Views: 1123

Hi Mike. Beautiful. The image appears to show depth. Is it flat on the glass slide? Walt
by Walter Piorkowski
Sat Feb 10, 2018 2:49 pm
Forum: Photography Through the Microscope
Topic: More Bubbles
Replies: 9
Views: 1656

Thank you all for your appreciation. Walt
by Walter Piorkowski
Sat Feb 10, 2018 2:45 pm
Forum: Photography Through the Microscope
Topic: Vanadinite Crystals
Replies: 8
Views: 1970

Thank you billben. Glad that you like them.
Walt