TMB Planetary Eyepiece – 6mm (58°)
The TMB Planetary 6mm eyepiece is designed for high-contrast visual observing, offering excellent sharpness and comfort for lunar and planetary astronomy. With a 58° apparent field of view, it provides an immersive viewing experience while remaining easy to use at higher magnifications.

The 6mm focal length is a versatile choice for many telescopes, delivering strong planetary magnification while remaining usable under a wider range of seeing conditions than shorter focal length eyepieces.
Built with a robust mechanical design and finished in matte black, this eyepiece offers comfortable eye relief and reliable performance for both beginners and experienced observers.
Key Features
- 6mm focal length for high magnification
- 58° apparent field of view
- Optimised for lunar and planetary observing
- Comfortable eye relief
- Standard 1.25-inch barrel
Specifications
- Focal Length: 6 mm
- Apparent Field of View: 58°
- Eyepiece Type: Planetary
- Barrel Size: 1.25"
- Application: Visual astronomy
What’s Included
- 1 × TMB Planetary Eyepiece – 6mm
- Protective end caps