150mm ED & APO Straight Binoculars With Large Diameter For Astronomy And Nature

Specifications Specifications Model: SRBC 150APO BINO Straight Version Diameter: 150mm Focal length: 840mm Focal Ratio: F/5.6 Optics: doublet elements, air-spaced apochromatic, including a piece of Super ED Coating: FMC FOV: 2.7° Exit diaphragm: 40mm Eyepiece interface: 2-inch(50.8mm), compatible with 1.25-inch eyepieces via the included 2"-1.25" adapter. Eyepiece locking: coaxial screw locking Focusing mode: Helical dual independent eyepiece focusing Prism Center Distance:40mm IPD (Interpupillary Distance): 62-76mm Base: 3/8 screw hole and 1/4 screw hole Size: about 710x340x200mm (length x width x height) N.W: about 21kg Standard Package Includes: 1x Binocular,2x UF30mm eyepieces, 2 x 2" -1.25" adapter, hard case SKY ROVER does not guarantee compatibility when using third-party eyepieces. ※SKY ROVER does not guarantee compatibility when using third-party eyepieces. Model: SRBC 150ED BINO Straight Version Diameter: 150mm Focal length: 840mm Focal Ratio: F/5.6 Optics: doublet elements, air-spaced apochromatic, including a piece of ED Coating: FMC FOV: 2.7° Exit diaphragm: 40mm Eyepiece interface: 2-inch(50.8mm), compatible with 1.25-inch eyepieces via the included 2"-1.25" adapter. Eyepiece locking: coaxial screw locking Focusing mode: Helical dual independent eyepiece focusing Prism Center Distance:40mm IPD (Interpupillary Distance): 62-76mm Base: 3/8 screw hole and 1/4 screw hole Size: about 710x340x200mm (length x width x height) N.W: about 21kg Standard Package Includes: 1x Binocular,2x UF30mm eyepieces, 2 × 2" -1.25" adapter, hard case *SKY ROVER does not guarantee compatibility when using third-party eyepieces.