Built for wide-field imaging, the Gear Series 80mm Triplet APO Refractor optical tube assembly from Starfield features a triplet lens with an Ohara FPL-53 apochromatic element. The ball bearing-supported 2.5" focuser accepts 2" and 1.25" eyepieces and accessories and is sturdy enough for heavy cameras and astrophotography equipment. The manual camera angle adjuster provides framing options during your imaging sessions. The OTA is compatible with an optional motorized focuser and requires a separately available tripod or pier and mount for use.
Optical Performance
- 80mm diameter aperture
- 480mm focal length and fast f/6.0 focal ratio allow low exposure times
- Triplet lens with FPL-53 apochromatic element for true color rendition without aberrations across the entire field of view
- Self-centering 2" to 1.25" reducer with brass compression rings included
Focuser
- 2.5" rack-and-pinion focuser with 1:10 gearing, Teflon bushing, and ball bearing support can accommodate heavy astrophotography cameras, filter wheels, etc.
- Accepts 1.25" and 2" eyepieces and accessories
- Compatible with optional focusing motor
Construction
- Aluminum tube with matte powder coat and hard anodizing finish
- CNC-machined aluminum rings and handle with slots for accessories
- Retractable dew shield
- Long Vixen-style dovetail bar
UPC: 103317274185