Miniscope

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Welcome to the Miniscope Google Group! Here you can discuss all things related to miniature microscopy and the UCLA Miniscope project.

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Jul 25

Light smear, glare, flare? on new OEPS miniscopes v4.4.

Hey All, Two of my new OEPS Miniscopes have similar light glare/smearing issue. It doesn't seem

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Light smear, glare, flare? on new OEPS miniscopes v4.4.

Hey All, Two of my new OEPS Miniscopes have similar light glare/smearing issue. It doesn't seem

Jul 25

Hannah Muana, Daniel Aharoni3

Jul 22

LFOV/MiniCAM CMOS

Hello Daniel, Thanks for your reply! I immediately checked it and found out that they are only

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LFOV/MiniCAM CMOS

Hello Daniel, Thanks for your reply! I immediately checked it and found out that they are only

Jul 22

cke...@gmail.com, … Daniel Aharoni3

Jul 18

sudden spam influx?

Yep. Sorry about all of this spam! I think I finally got a handle on blocking it. Should be good from

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sudden spam influx?

Yep. Sorry about all of this spam! I think I finally got a handle on blocking it. Should be good from

Jul 18

Jul 18

Recent spam issues on Miniscope Google Groups

Hello Everyone, I apologize for the recent ~1000 messages of spam per day that were being posted on

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Recent spam issues on Miniscope Google Groups

Hello Everyone, I apologize for the recent ~1000 messages of spam per day that were being posted on

Jul 18

William Mau, … Maria Gueidão Costa28

Jul 15

Misaligned "striping" on V4 images

Hey everyone, I wonder if, in the meantime, anyone has found a solution for analyzing data with this

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Misaligned "striping" on V4 images

Hey everyone, I wonder if, in the meantime, anyone has found a solution for analyzing data with this

Jul 15

Dechuan Sun, … Daniel Aharoni9

Jul 9

The V4 optics are chromatic ally corrected and shouldn't have any noticeable focal shift due to

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The V4 optics are chromatic ally corrected and shouldn't have any noticeable focal shift due to

Jul 9

Jul 5

Troubleshooting lens problem

Dear there, I noticed some debris and possible cracking in my self-assembly miniscope (picture

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Troubleshooting lens problem

Dear there, I noticed some debris and possible cracking in my self-assembly miniscope (picture

Jul 5

Jun 12

Flickering of video data

Dear there, As we found it difficult to discern the screen flicker from the video submitted alone, we

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Flickering of video data

Dear there, As we found it difficult to discern the screen flicker from the video submitted alone, we

Jun 12

Jun 10

On recording on miniscope

Dear there, When recording for longer periods of time on Miniscope, we noticed that the entire screen

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On recording on miniscope

Dear there, When recording for longer periods of time on Miniscope, we noticed that the entire screen

Jun 10

Josue Regalado, … Federico Sangiuliano5

Jun 9

Longer USB cable

Hello Josue. You could try this active USB extender: https://www.mouser.com/ProductDetail/Basler/

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Longer USB cable

Hello Josue. You could try this active USB extender: https://www.mouser.com/ProductDetail/Basler/

Jun 9

Hala Kezil, Federico Sangiuliano2

Jun 9

Retrieve frame failed

Hello Hala. In the smaller arenas, are you using the commutator? How long is your coaxial cable? On

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Retrieve frame failed

Hello Hala. In the smaller arenas, are you using the commutator? How long is your coaxial cable? On

Jun 9

adrienne kinman2

Jun 5

V4 optics questions

Sorry - have found the magnification of the v4 scope buried in the discussion board - it is 2-3x for

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V4 optics questions

Sorry - have found the magnification of the v4 scope buried in the discussion board - it is 2-3x for

Jun 5

Henry Lester, Daniel Robert Griffiths3

Jun 1

Photometer, low duty-cycle mode

There is, indeed, some Bonsai expertise at Caltech (my institution), so we'll ask around. In the

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Photometer, low duty-cycle mode

There is, indeed, some Bonsai expertise at Caltech (my institution), so we'll ask around. In the

Jun 1

Federico Sangiuliano, … Pranav Sawant3

May 30

Re: Error while running minian pipeline on jupyter notebook

Hey! Yes this was resolved, you can refer to this https://github.com/denisecailab/minian/issues/266

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Re: Error while running minian pipeline on jupyter notebook

Hey! Yes this was resolved, you can refer to this https://github.com/denisecailab/minian/issues/266

May 30

May 30

V4 Focus Failures

I am experiencing focuses changes with some of my miniscope recordings, and I am currently out of

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V4 Focus Failures

I am experiencing focuses changes with some of my miniscope recordings, and I am currently out of

May 30

May 22

Whant kind of GRIN LENS can be used for UCLA miniscope v4

Hello, I want to apply Grintech's relay GRIN LENS to UCLA miniscope v4 for CA1 imaging. But I am

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Whant kind of GRIN LENS can be used for UCLA miniscope v4

Hello, I want to apply Grintech's relay GRIN LENS to UCLA miniscope v4 for CA1 imaging. But I am

May 22

Daniel Robert Griffiths, Kapil Saxena2

May 10

Help with Bonsai

Bonsai_group might be able to help. https://github.com/orgs/bonsai-rx/discussions On Thu, May 9, 2024

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Help with Bonsai

Bonsai_group might be able to help. https://github.com/orgs/bonsai-rx/discussions On Thu, May 9, 2024

May 10

carina cunha, Paul Vander2

May 9

GRIN lenses for Miniscope V4

I use Inscopix 1050-004597 (0.6mm diameter, 7.3mm length) to do deep-brain imaging in the POA, and it

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GRIN lenses for Miniscope V4

I use Inscopix 1050-004597 (0.6mm diameter, 7.3mm length) to do deep-brain imaging in the POA, and it

May 9

Léo Goldstein, … Isabel4

May 3

Failure to import minian

Hello, Were you able to figure out how to import MiniAn? Thank you! On Tuesday, June 21, 2022 at 8:36

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Failure to import minian

Hello, Were you able to figure out how to import MiniAn? Thank you! On Tuesday, June 21, 2022 at 8:36

May 3

Eric Melonakos, … Nicola Masala5

Apr 16

Horizontal noise in image, EWL still works

Hi, i got the same issue. in my case the coaxial cable was damaged and the short was causing these

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Horizontal noise in image, EWL still works

Hi, i got the same issue. in my case the coaxial cable was damaged and the short was causing these

Apr 16

Josue Regalado, Daniel Robert Griffiths2

Apr 15

4.5mm focal length lenses to increase spatial resolution

We recently swapped the standard lenses with two 4.5mm lenses. While there may be a small increase in

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4.5mm focal length lenses to increase spatial resolution

We recently swapped the standard lenses with two 4.5mm lenses. While there may be a small increase in

Apr 15

Apr 15

Sync Output Discrepancy on Miniscope DAQ

Hi everyone, I'm currently working on utilizing the sync output feature on the Miniscope DAQ to

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Sync Output Discrepancy on Miniscope DAQ

Hi everyone, I'm currently working on utilizing the sync output feature on the Miniscope DAQ to

Apr 15

Marek, … thomas.p...@gmail.com3

Apr 12

Hi Marek, If you implant them with the baseplate it shouldn't be a problem at all. If you only

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Hi Marek, If you implant them with the baseplate it shouldn't be a problem at all. If you only

Apr 12

Christopher Fields

Apr 10

Help confirming and diagnosing a light leak issue with the V4 miniscope

Hi everyone, We recently bought a pre-assembled V4 miniscope from OpenEphys and I am in the process

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Help confirming and diagnosing a light leak issue with the V4 miniscope

Hi everyone, We recently bought a pre-assembled V4 miniscope from OpenEphys and I am in the process

Apr 10

Christopher Fields

Apr 10

How hot is too hot for the PCB on the V4 miniscope? And a bonus question about optimal length for relay GRIN lens

Hey everyone, We recently bought a pre-assembled V4 miniscope from OpenEphys and I am in the process

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How hot is too hot for the PCB on the V4 miniscope? And a bonus question about optimal length for relay GRIN lens

Hey everyone, We recently bought a pre-assembled V4 miniscope from OpenEphys and I am in the process

Apr 10

Apr 9

Excessive amount of seeds being dropped in the merge step of Initialization

The first plot attached represents the seed initialization (generating over complete set of seeds).

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Excessive amount of seeds being dropped in the merge step of Initialization

The first plot attached represents the seed initialization (generating over complete set of seeds).

Apr 9

Alex Jacob, Daniel Robert Griffiths3

Apr 4

V4 miniscope retrieve frame failed - suddenly no scopes work

They are connected to our institutional wifi, though the personal laptop I'm testing on right now

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V4 miniscope retrieve frame failed - suddenly no scopes work

They are connected to our institutional wifi, though the personal laptop I'm testing on right now

Apr 4

Daniel Robert Griffiths

Feb 29

Increase Magnification?

Just curious, has anyone successfully increased the magnification of the v4 miniscope? We would like

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Increase Magnification?

Just curious, has anyone successfully increased the magnification of the v4 miniscope? We would like

Feb 29

Feb 23

Weird image field on myFOV after assembly

Hello, I am working with the Miniscope v4, I am having a problem FOV image after assembly of the

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Weird image field on myFOV after assembly

Hello, I am working with the Miniscope v4, I am having a problem FOV image after assembly of the

Feb 23

adrienne kinman, Federico Sangiuliano3

Feb 18

Achromatic lens in place of relay lens for V4?

Yes of course! Attached the excitation + emission spectra from the fluorescence protein database (

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Achromatic lens in place of relay lens for V4?

Yes of course! Attached the excitation + emission spectra from the fluorescence protein database (

Feb 18

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