Search found 319 matches

by Robert Berdan
Thu Jan 31, 2019 4:21 pm
Forum: Photography Through the Microscope
Topic: Bamboo Charcoal viewed with a SEM
Replies: 7
Views: 2002

SEM Pictures

How many pictures per hour? I spent 2 hours and took 28 photos. Part of the time I was hunting for appropriate views and lookimg at different samples. So about one picture every 4-5 minutes. Taking a single photo can take 1-2 minutes as the electron beam scans the object and during this time all you...
by Robert Berdan
Thu Jan 31, 2019 4:10 pm
Forum: Photography Through the Microscope
Topic: Update: Fluorescent stained radiolaria
Replies: 14
Views: 3085

Very interesting

Nice photos and interesting application of fluorescent dyes.
by Robert Berdan
Tue Jan 29, 2019 7:39 pm
Forum: Photography Through the Microscope
Topic: Circle of diatoms
Replies: 8
Views: 2684

Very nice photograph

Nice image of Diatoms!
by Robert Berdan
Tue Jan 29, 2019 7:36 pm
Forum: Photography Through the Microscope
Topic: Sporangia, Sori and autofluorescence (2)
Replies: 38
Views: 12664

Beautiful photographs

Very beautiful photomicrographs Walter - Kudos to you!
by Robert Berdan
Tue Jan 29, 2019 7:34 pm
Forum: Photography Through the Microscope
Topic: Bamboo Charcoal viewed with a SEM
Replies: 7
Views: 2002

Bamboo Charcoal viewed with a SEM

Finally after 3 decades I had an opportunity to take some photographs on a Scanning electron microscope (SEM) again. Back in my earlier days my images were recorded on medium format film which allowed me to make very big prints. To my surprise the newer SEM - A Phillips XL30 - only produces 2 MB dig...
by Robert Berdan
Mon Jan 28, 2019 10:19 pm
Forum: Photography Through the Microscope
Topic: Diatoms from an Island in the new Hebrides
Replies: 4
Views: 2319

Beautiful photos

Beautiful photos of Diatoms Anne.
by Robert Berdan
Mon Jan 14, 2019 12:35 pm
Forum: Photography Through the Microscope
Topic: Just diatom - Arachnoidiscus spec.
Replies: 9
Views: 2536

Beautiful Photo

Very nice.
by Robert Berdan
Thu Jan 10, 2019 9:55 pm
Forum: Photography Through the Microscope
Topic: Various
Replies: 22
Views: 7720

Amazing Photomicrographs

Exceptional images Jacek you are an inspiration. Well done.
Rob
by Robert Berdan
Thu Jan 03, 2019 5:12 pm
Forum: Photography Through the Microscope
Topic: Auliscus sp
Replies: 36
Views: 13082

Beautiful Detail

Very nice showing amazing detail in the Diatoms. Inspiring.
by Robert Berdan
Mon Dec 31, 2018 4:22 pm
Forum: Photography Through the Microscope
Topic: Some more radiolarian shells > Pics added_Best Wishes
Replies: 7
Views: 2809

Beautiful images

Very nice - Radiolarians are especially beautiful.
by Robert Berdan
Mon Dec 31, 2018 4:20 pm
Forum: Photography Through the Microscope
Topic: Amoeba Proteus and Polypodium vulgare
Replies: 9
Views: 3202

Super photos

Very nice images thanks for sharing.
by Robert Berdan
Sun Dec 30, 2018 10:27 am
Forum: Photography Through the Microscope
Topic: Diatoms in DF
Replies: 18
Views: 6022

Spectacular

I really like your top photo - nice work.
by Robert Berdan
Sun Dec 30, 2018 10:24 am
Forum: Photography Through the Microscope
Topic: A little color for the end of the year
Replies: 7
Views: 2080

Nice polariazaiton photo

HI nice photos, I recently tried frozen ice and was surprised at how colour it was by polarized light.

Nice photo.
by Robert Berdan
Sat Dec 29, 2018 10:25 am
Forum: Photography Through the Microscope
Topic: Diatoms and Radiolarians
Replies: 14
Views: 4191

Thank you for your kind comments

Thanks for your comments. Peter you asked if the Diatoms are coming from a commercial source I am not sure. A few posts earlier in this forum I asked if any one knew were I could purchase some RAW Radiolarian samples and Hans Dieter replied he could send me some - see the section below with my quest...
by Robert Berdan
Fri Dec 28, 2018 9:15 pm
Forum: Photography Through the Microscope
Topic: Diatoms and Radiolarians
Replies: 14
Views: 4191

Last image

Hi Lou - thank you for your comments. I took the last photograph with a 10X objective using an Olympus E microscope and an Olympus OM-1 35 mm camera on technical plan film. I think the lower magnification objective had sufficient depth of field. I am waiting for some RAW Radiolarian samples from Ger...