Refraction Aids

• Accuracy
• High accuracy (precise measurement and refraction)

• Color
• White/Grey

• Function
• Conducts automated refraction and lens changes for vision assessment

• Length
• Standard unit length for desktop setup

• Lens
• Built-in high-quality optical glass lenses

• Magnification
• Multiple lens options for various magnifications

• Material
• High-grade plastic and metal components

• Measurement
• Fully automatic measurement of spherical, cylindrical, axis & prism powers

• Objective
• Automatic and subjective vision testing

• Product Type
• Auto Phoropter

• Resolution
• High display resolution for precise readings

• Size
• Compact bench/desktop design (approx. 320mm × 280mm × 90mm)

• Theory
• Optical Refraction

• Weight
• Approx. 8kg

• Accuracy
• Precise adjustment for lens placement

• Color
• Black

• Function
• To hold trial lenses for vision testing

• Length
• Standard frame length, adjustable temples

• Lens
• Holds up to 4 trial lenses per eye

• Magnification
• No inbuilt magnification

• Material
• Stainless Steel

• Measurement
• Interpupillary distance, Axis rotation

• Objective
• Used for subjective refraction

• Product Type
• Trial Frame

• Resolution
• Fine gradation in axis rotation for cylinder lenses

• Size
• Universal, adjustable fit

• Theory
• Optical adjustment for refractive error testing

• Weight
• Lightweight, approx 150 g

• Accuracy
• High precision optics for reliable examination

• Color
• Black And White

• Function
• Ophthalmic diagnostic instrument

• Length
• Base length 450 mm

• Lens
• Achromatic objective lens

• Magnification
• 12.5x

• Material
• Aluminum alloy body with optical glass

• Measurement
• Micrometer scale for intraocular measurement

• Objective
• Examine anterior/posterior segment of eye

• Product Type
• Biomicroscopy Slit Lamp

• Resolution
• 0 to 180

• Size
• Standard compact slit lamp dimensions

• Theory
• Slit illumination theory for detailed imaging

• Weight
• 6-8 kg (approximate)

• Accuracy
• High diagnostic precision for refractive assessments

• Color
• Black and Silver

• Function
• Provides streak illumination for retinoscopy procedures

• Length
• 17.2 cm

• Lens
• Integrated plano-convex lens system

• Magnification
• Direct observation, no optical magnification

• Material
• High-quality Stainless Steel and ABS plastic

• Measurement
• Manual retinoscopy measurements

• Objective
• Determines refractive error of the eye

• Product Type
• Welch Allyn Elite Retinoscope

• Resolution
• Clear, well-defined streak for accurate refraction

• Size
• 4.7 x 17.2 x 5 cm

• Theory
• Uses principle of retinoscopy for refractive index measurement

• Weight
• 0.2 Kilograms (kg)

• Accuracy
• High precision for reliable eye examination results

• Color
• Black and Silver

• Function
• Projects a bright, linear streak of light for accurate retinoscopy

• Length
• Approximately 20 cm

• Lens
• High-quality optics for clear and bright streak projection

• Material
• SS

• Measurement
• Refraction and observation of retinal reflex

• Objective
• To evaluate and measure refractive error in the eyes

• Product Type
• Streak Retinoscope

• Resolution
• Clear streak with sharp edge and adjustable intensity

• Size
• Standard handheld size, ergonomically designed for comfort

• Theory
• Based on the principle of retinoscopy for determining refractive errors

• Weight
• Lightweight for ease of handling (approximately 250 g)

• Accuracy
• High precision in lens power

• Color
• Red

• Function
• Subjective and objective eye testing

• Length
• Box length approx. 50 cm

• Lens
• 266

• Material
• Glass

• Measurement
• Spherical and cylindrical lenses marked in diopters

• Objective
• Assessment of refractive errors

• Product Type
• Trial Lens Set

• Resolution
• Fine gradation of lens power for accurate refraction

• Size
• Standard full aperture lens diameter (approx. 38 mm)

• Theory
• Refraction principles

• Weight
• Set weight approx. 4.5 kg

• Color
• White

• Material
• Stainless Steel

• Product Type
• Sight Tester

• Size
• 100x295x300 mm

• Weight
• 45 Kilograms (kg)