Portable Double Thread High Precision Focuser 10MM Focusing Stroke for Astronomical Telescope (External M42 to External M42)
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Specifications
Brand
Technical specs
Design and durability
Introduction:
- This is an excellent 1.25-inch double threaded focuser with a 10mm focusing stroke, lightweight and compact, all metal manufacturing, sturdy and durable. The CDD eyepiece or zenith mirror inserted during the focusing process remains non rotating and only performs linear motion, which is beneficial for observation and astronomical photography. The finely crafted production process makes its micro focusing incredibly precise, even at huge magnifications, it remains smooth and stable.
Specification:
- Inner diameter: 1.25-inch
- Stroke: 10mm
- Adjustment accuracy: 0.05mm
- Top interface external thread: M42x0.75
- Bottom interface external thread: M42
- Bottom internal ring external thread: M31x0.5
- Minimum height: 46mm
- Maximum height: 56mm
Package Included:
- 1 x Focuser
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