BINOCULAR ADVICE
Cost: £209 / $189.95 Magnification: 8x
Objective lens diameter: 42mm
Angular field of view: 6.8 degrees
Eye relief: 20mm Weight: 618 grams
ADDITIONAL KIT
• Carrying case
• Objective lens caps
• Neck strap
• Double eyepiece cover
Nikon’s Prostaff P7 8x42 is a lightweight and affordable alternative to its P3 binoculars. When asked for the perfect binoculars for stargazing, astronomers often cite those with a magnification of at least 10x50. This makes perfect sense – the 10x magnification and 50mm aperture is an ideal combination of power and lightgathering ability. Sometimes the insistence on 10x50s can blind would-be users to the ability of smaller 8x42 instruments: with an 8x magnification and 42mm aperture, this stargazing aid can present wide starstrewn fields. But does Nikon’s Prostaff P7