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1. Prism type: BAK-42. Magnification: 20 times3. Eyepiece diameter: 24 mm (super large eyepiece design)4. Objective lens diameter: 50 mm5. Viewing ...
View full details1. Prism type: BAK-42. Magnification: 20 times3. Eyepiece diameter: 24 mm (super large eyepiece design)4. Objective lens diameter: 50 mm5. Viewing ...
View full details