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Contact SupplierOptometry manual phoropter
manual refractor, hand phoropter
white and black, plus and minus optional
model: vc-400
phoropter is a device, which is used to ophthalmology department of hospitals and spectacle stores for precision measurement of visual functions, such as myopia, hyperopia, astigmatism, eyesight balance, heterophoria, stereoscopic vision and eyesight amalgamation.
Characters:
classic beautiful butterfly shape design;
white and black optional colors;
plus and minus phoropters for option;
all metal materials for durable use;
all side visual checking function in accurate and comfortable measurement;
high-grade plated-film used in all optical lenses.
Technical parameters:
sphere power range +16.75d~-19.00d
step 0.25d
cylinder power range 0.00d~-6.00d (0.00d~-8.00d,
when applied with auxiliary lens-2.00d)
step 0.25d
cylinder axis range 0°~180°
step 5°
cross cylinder ± 0.25d
rotary prism range 0°~20°
step 1°
pd adjustment 50~75mm
convergence adjustment ∞ , 380mm(when pd is 64mm)
forehead rest adjustment 16mm
vertex distance 12mm
standard accessories lens circinal lens, double even lens
standard accessories: near point card, reading rod dust cover, face mat, lens accessorial instrument
net weight 4.38kgs
delivery package: standard export carton box
1 set per box
dimension: 350*390*160mm
gross weight: 5.7kgs
2 sets per box
dimension: 380*380*405mm
gross weight: 12.3kgs
3 sets per box
dimension: 530*410*380mm
gross weight: 18.2kgs