Product model: 90EQ-3-2" type
Optical structure: double separation four surface image correction refraction
Effective diameter: 90mm
Objective lens focal length: 500mm (f / 5.6)
Optical coating: full surface multilayer broadband coating
Eyepiece: PL25mm， 62F10mm
Extender: 3x
Effective magnification: 20x50x60x150x
Zenith mirror: 45 full positive image
Optical Finder: 6×25 five-piece three-group broadband optical structure
Mobile phone finder: coaxial calibration connection
Focusing interface: 2 inches (50.8mm)
Tracking system: EQ3 equatorial instrument (manual version / automatic version)
Support system: stainless steel tripod
Portable packaging: thick shockproof backpack
Product weight: 10kg (about)
90EQ-3-2" model notes
90: effective caliber 90mm
EQ: German Equatorial Bracket
3: Equatorial instrument serial number
2": Focusing terminal interface 2 inches (50.8mm)