view tester,black color and white color
Port: SHANGHAI
Minimum Order Quantity: 1 Piece/Pieces
Supply Ability: 2 Piece/Pieces per Day
Payment Terms: L/C,T/T,Western Union
Contact SupplierPackaging Detail: 1pc per carton
Delivery Detail: 7 work days
Adopting overall concentrated operation and large scale and improving performance. | |||
Automatical interlock between cross -cylinder lens and lens coordinates | |||
Specifications | |||
Sphere power: Range: +16.75 to -19.00D | |||
Step: 0.25D | |||
Cylinder power: range: 0.00D to -6.00D | |||
( 0.00D to 8.00D with additional lens of-2.00D) | |||
Step: 0.25D | |||
Cylinder axis: 0 to 180°,5°steps | |||
Cross Cylinder: ±25 diopters | |||
Cross-cylinder lens: ±0.25D | |||
Rotary prisms: 0 to 20,1 steps | |||
Auxiliary lens dial: O-Open aperture (two positions) | |||
P.D.adjustment: 48-75mm,1mm steps | |||
Standard Accessory : One near point card with holder and rod,dust cover,face shield and case for lenses. | |||
Standard Accessory lens:Two-.12D and -2.00 cylinder lenses. Two plano lenses for sealing front opening | |||
Dimensions: 345×350×155(mm) | |||
Net weight: Approx.4.5Kg |