The Most Insane Thermal | OneLeaf.ai Mars Mini

Published on March 8, 2026
Duration: 16:06

The OneLeaf Mars Mini is an incredibly versatile micro-thermal optic with a built-in laser rangefinder and interchangeable lenses (19mm and 25mm). It offers multiple mounting options, including piggyback, 45-degree offset, and a traditional scope configuration with an optional eyepiece adapter. The device supports hot-swappable MicroSD cards for footage and can be powered by CR123 or 18650 batteries.

Quick Summary

The OneLeaf Mars Mini is a highly versatile micro-thermal optic featuring a built-in laser rangefinder and interchangeable 19mm and 25mm lenses. It offers multiple mounting options, including piggyback and 45-degree offset, and can be configured as a traditional scope. The device demonstrated impressive range capabilities, achieving consistent hits at 500 yards with an eyepiece adapter.

Chapters

  1. 00:01Introduction to OneLeaf Mars Mini
  2. 00:14Mars Mini: Insane Functionality Overview
  3. 00:26Mounting Options: Reflex, Offset, Traditional
  4. 00:47Built-in Laser Rangefinder (LRF)
  5. 00:54Interchangeable Lenses (DSLR Style)
  6. 01:08Patreon Shoutout & Giveaways
  7. 01:47Shoutout to Lobo & OpticsPlanet Discount
  8. 02:29Unboxing the Mars Mini Kit (19mm & 25mm Lenses)
  9. 02:44Included Literature & Warranty
  10. 02:53Included Mounts: RMR Footprint
  11. 03:02Rear Ocular Assembly Installation
  12. 03:09Spare 19mm Lens
  13. 03:2525mm Lens Usage
  14. 03:29Extra Batteries & Battery Extender
  15. 03:49Mounting Accessories: Delta Point Pro, Armar
  16. 04:00Eyepiece Holder & Hood Function
  17. 04:11Threading the Eyepiece
  18. 04:24Reflex vs. Traditional Scope Feel
  19. 04:33Additional Mounts: PM1, Piggyback, 45 Degree Offset
  20. 05:17Mars Mini Unit Overview
  21. 05:22Power Button, USB-C, MicroSD Slot
  22. 05:40Top Controls: Photo/Video, Menu, LRF, Zoom
  23. 05:56CR123 Battery Slot
  24. 06:09Hood Added for Protection
  25. 06:26Front LRF Integration
  26. 06:32Swapping Lenses: 25mm to 19mm
  27. 06:50Field of View Comparison: 25mm vs. 19mm
  28. 07:36Installing the Ocular Assembly
  29. 07:59Color Palettes & Modes Preview
  30. 08:14Ranging a Target
  31. 08:31Overall Versatility of the Mars Mini
  32. 08:36Practical Scenario Testing with Juicy Media
  33. 08:50Recording of Rear Display (User's Eye View)
  34. 09:07Thermal Performance: Contrast & Detail
  35. 09:23Performance at 50 Yards
  36. 09:47Performance at 100 Yards
  37. 10:12Performance at 200 Yards (Low 40s Temp)
  38. 11:00200 Yard Steel Target Hit
  39. 11:13Impressive Capabilities of the Mars Mini
  40. 11:39400 Yard Target Hits
  41. 12:14500 Yard Target Hits
  42. 12:22Nuance: Polarized Lens Incompatibility
  43. 12:43Battery Life: 2.5 Hours
  44. 12:51Functional Reliability (5.56, Bow)
  45. 12:59Bow Mounting & Vibration Test
  46. 13:15Unsuccessful Hog Hunt Attempt
  47. 13:20Archery Application: LRF Importance
  48. 13:42Multiple Applications: Piggyback, Offset
  49. 14:14Testing with Threaded Eyepiece
  50. 14:27500 Yard Steel Hit with Eyepiece
  51. 14:51Price Point: Not Budget, Mid-Premium
  52. 15:06Most Modular Thermal Unit
  53. 15:11Initial Reluctance & Final Impression
  54. 15:33Pleased with Imagery, Reliability, Build Quality
  55. 15:35Conclusion: Neat Unit, Not Many Bad Things
  56. 15:48Thank You & Outro
  57. 15:57Blooper/Outtake

Frequently Asked Questions

What are the key features of the OneLeaf Mars Mini thermal optic?

The OneLeaf Mars Mini is a micro-thermal optic featuring a built-in laser rangefinder, interchangeable 19mm and 25mm lenses, and multiple mounting options including piggyback, 45-degree offset, and a traditional scope configuration with an optional eyepiece adapter.

How does the OneLeaf Mars Mini perform at longer distances?

The Mars Mini demonstrated impressive performance, achieving consistent hits at 400 yards and even 500 yards when configured with the threaded eyepiece adapter, showcasing its extended range capabilities for its size.

What are the mounting options for the OneLeaf Mars Mini?

The Mars Mini can be mounted as a reflex sight, piggyback style on a daytime optic, at a 45-degree offset, or with a rear ocular assembly to function like a traditional thermal scope.

What is the battery life of the OneLeaf Mars Mini?

The OneLeaf Mars Mini offers approximately 2.5 hours of realistic battery life on a single CR123 battery, with the option to use an 18650 battery via an extender for longer duration.

Are there any compatibility issues with the OneLeaf Mars Mini?

Yes, the digital display of the OneLeaf Mars Mini does not interact well with polarized lenses, which can cause visibility problems for the user.

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