The LT-80 5x Metal LinenTest Magnifier Magnifier from Carson Optical features a round 30 mm glass lens that provides a significant 5x level of magnification. This compact fold-out magnifier contains inch and centimeter markings for measuring small parts accurately, it's also an excellent optic to use for stitch counting. Its metal frame is sturdy, durable, and it folds flat.

Folds Flat    Marked in Inches and Centimeters

Compact, fold-out 5x LinenTest Magnifier

Metal frame

Marked in inches and centimeters

Related Questions and Answers

Q: 1. With the appropriate adapter, I'm curious about the quality on a micro 4/3 camera? Thanks.

A: The image quality is very good on a mft camera.

Q: 2. Is this the Mark II lens that fixed a lot of the optics issues that were present in the first version of this lens?

A: This is the most current version of the lens to date.

Q: 3. Can I use this lens with Panasonic GH5?

A: Panasonic GH5 has a micro 4/3 lens mount. You can only connect the Venus Optics Laowa 25mm f/2.8 2.5-5X Ultra Macro Lens for Canon EF if you use a lens adapter for Canon EF lenses to micro 4/3.

Q: 4. What type of tripod system does the included collar mate with. What does the groove mate with?

A: The collar is designed to work with any Arca Swiss Type compatible head.

Q: 5. Would this lens work on my Nikon D3400 body and would you recommend a focus rail even with a solid tripod?

A: The lens will mount. You will have no exposure metering so a separate light meter or a lot of trial and error exposure adjustments will be necessary. A focus trail is HIGHLY recommended. At high degrees of magnification control of small camera movements is essential.

Q: 6. Does this come with a lens hood and lens filter?

A: There is no hood or filter with this lens. The design of the lens does not call for a hood. The front element is recessed which prevents flare from various light sources.

Q: 7. I will not use it as a portrait len. But I want to know: can it take 0.25x or 0.5x photo? Thanks.

A: No 1X is minimum Maximum Magnification 1 to 5x

Q: 8. What adapter is needed to adapt this to Sony E mount? My metabones IV is not working.

A: Hi, since this is a manual focus lens, there's no need to pay for an adapter that supports AF. This adapter will work very well: https://www.bhphotovideo.com/c/product/839141-REG/vello_la_nex_cef_vello_lens_mount_adapter.html

Q: 9. Will Canon-EF modification of this lens work with Metabones 0.64 MFT speedbuster?

A: No this is not compatible

Q: 10. So, for those who have this lens, what do you use for a flash?

A: The Venus Macro Twin light is a good macro light option for the 25mm Ultra Macro lens. https://bhpho.to/2v1d2DM