Reviewing the Joyalens JL249S-M microscope. Joyalens is an Andonstar sub-brand.

I am going to compare it to my C-mount lens type unit from Lapsun.

The microscope can be purchased here (I am NOT affiliated)
https://www.amazon.co.uk/dp/B09XQ4S3ML

I have noticed Andonstar has an identical microscope for sale here:
https://www.amazon.co.uk/Andonstar-Mi...

I noticed this after the review and I am not sure why they have identical products with different names.

My Lapsun microscope review:    • Lapsun 4K Microscope - Sony IMX377 (?...  

00:00 intro
02:43 Unboxing and overview
03:45 Metalwork issue
05:11 Stand issue
08:00 Description and operations
12:50 Base and limitations
14:28 Image delay
14:50 Menus
17:14 Focus inaccuracy and picture instability
19:04 Multi-lens description
24:57 Test run
27:40 Optics considerations
30:15 Picture quality
32:15 Light setup
34:03 Working on large units
34:55 Conclusion

For those looking for the Giveaway results, ended on March 1st, 2023:    • Post