The Stereo Butterfly tests and evaluates random dot stereo depth perception for both gross stereopsis (2500 to 1200 seconds of arc) and fine depth perception. The figures present on the test cannot be identified without viewing glasses.
Cleaning
For stereotests and 3-D viewers/glasses, clean and disinfect the surface area gently with disinfectant wipes or a soft, slightly damp, and lint-free cloth with 70% isopropryl alcohol. Never spray alcohol directly on the surfaces.
FEATURES INCLUDE:
Test includes:
STEREOTEST BOOKLET CARE INSTRUCTIONS:
Please bring your stereotest booklet to room temperature before it is used. Immediate use right out of the box when outside temperatures are cold may cause the vinyl material to crack. Also please do not bend the booklet in half so as to avoid breakage. When you take extreme care of your booklet, it should last you many years.
Processing time
According your order list. we will supply delivery time .
Commonly is 5-7 work days after we confirm payment
Shipping time
By Express : 3-7 days . Door to door service
By Air : 3-7 days . (the goods arrival at your local air ports
By sea : 30-40 days (the goods arrival at your local sea ports )
PS : by air or by sea, if you need door to door service, please tell us . we will help you checking the extra door to door cost.
How many months warranty do you provide ?
one year
What should I do if the machine have question ?
For ensuring all the items are in good quality, we will test all products before the packages were sent out. Once the machine have some question, please don't worry. kindly send us some images of the situation , Video and machine series, and explain the question in where . we will supply solution to you deal soon.
What should I do if the spare parts is broken in Warranty ?
If in Warranty, some spare parts broken in the Use. kindly supply picture or video , and machine series number .
We will send the spare parts by express to you soon.. and we bear express cost .
Please enter your target price
Please provide a quantity
United States
Please provide your name
Please enter your email adress
Enter a valid email address
Please enter the phone number
Please enter the inquiry information
OCT-500 China Top Quality Ophthalmic OCT Optical Coherence Tomography with Built-in Computer
SW-500 China Supply Ophthalmic Tonometer Equipment High Quality Rebound Tonometer Price
Indirect Ophthalmoscope Binocular Ophthalmoscope Wireless And Rechargeable YZ25B
Ophthalmic Operation Microscope YZ20T9 Hot sale surgical optical ENT surgical Operation Microscope
Ophthalmic Instrument Non-Contact Tonometer Eye Pressure Auto Air NCT-100 With Pachymeter Optional
SW-6000 Ophthalmic Corneal Topography Equipment Eye Optical Optomery Corneal Topographer
YZ24B+YZ11D Single Charge Handle Retinoscope with ophthalmoscope (Halogen lamp)
Ophthalmic Retina Lens 78D Optical Aspheric Lens for Slit Lamp 78D Fundus Lens
LINK-PP LPJ1075-1BHNL 100% Cross RTA-110AHQ1A UDE
United States
Carrier
CostDelivery TimeTracking
Butterfly Stereotest
