अपवर्तन सहायक

• इज़ाफ़ा
• Direct observation, no optical magnification

• ऑब्जेक्टिव
• Determines refractive error of the eye

• थ्योरी
• Uses principle of retinoscopy for refractive index measurement

• प्रॉडक्ट टाइप
• Welch Allyn Elite Retinoscope

• फंक्शन
• Provides streak illumination for retinoscopy procedures

• मटेरियल
• High-quality Stainless Steel and ABS plastic

• मापन
• Manual retinoscopy measurements

• रंग
• Black and Silver

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

• लम्बाई
• 17.2 cm

• लेंस
• Integrated plano-convex lens system

• वज़न
• किलोग्राम (kg)

• सटीकता
• High diagnostic precision for refractive assessments

• साइज
• 4.7 x 17.2 x 5 cm

• ऑब्जेक्टिव
• Assessment of refractive errors

• थ्योरी
• Refraction principles

• प्रॉडक्ट टाइप
• Trial Lens Set

• फंक्शन
• Subjective and objective eye testing

• मटेरियल
• Glass

• मापन
• Spherical and cylindrical lenses marked in diopters

• रंग
• Red

• रेज़ोल्यूशन
• Fine gradation of lens power for accurate refraction

• लम्बाई
• Box length approx. 50 cm

• लेंस
• 266

• वज़न
• Set weight approx. 4.5 kg

• सटीकता
• High precision in lens power

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

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

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

• प्रॉडक्ट टाइप
• Streak Retinoscope

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

• मटेरियल
• SS

• मापन
• Refraction and observation of retinal reflex

• रंग
• Black and Silver

• रेज़ोल्यूशन
• Clear streak with sharp edge and adjustable intensity

• लम्बाई
• Approximately 20 cm

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

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

• सटीकता
• High precision for reliable eye examination results

• साइज
• Standard handheld size, ergonomically designed for comfort

• प्रॉडक्ट टाइप
• Sight Tester

• मटेरियल
• Stainless Steel

• रंग
• White

• वज़न
• किलोग्राम (kg)

• साइज
• 100x295x300 mm

• इज़ाफ़ा
• 12.5x

• ऑब्जेक्टिव
• Examine anterior/posterior segment of eye

• थ्योरी
• Slit illumination theory for detailed imaging

• प्रॉडक्ट टाइप
• Biomicroscopy Slit Lamp

• फंक्शन
• Ophthalmic diagnostic instrument

• मटेरियल
• Aluminum alloy body with optical glass

• मापन
• Micrometer scale for intraocular measurement

• रेज़ोल्यूशन
• 0 to 180

• लम्बाई
• Base length 450 mm

• लेंस
• Achromatic objective lens

• वज़न
• 6-8 kg (approximate)

• सटीकता
• High precision optics for reliable examination

• साइज
• Standard compact slit lamp dimensions

• इज़ाफ़ा
• No inbuilt magnification

• ऑब्जेक्टिव
• Used for subjective refraction

• थ्योरी
• Optical adjustment for refractive error testing

• प्रॉडक्ट टाइप
• Trial Frame

• फंक्शन
• To hold trial lenses for vision testing

• मटेरियल
• Stainless Steel

• मापन
• Interpupillary distance, Axis rotation

• रेज़ोल्यूशन
• Fine gradation in axis rotation for cylinder lenses

• लम्बाई
• Standard frame length, adjustable temples

• लेंस
• Holds up to 4 trial lenses per eye

• वज़न
• Lightweight, approx 150 g

• सटीकता
• Precise adjustment for lens placement

• साइज
• Universal, adjustable fit

• इज़ाफ़ा
• Multiple lens options for various magnifications

• ऑब्जेक्टिव
• Automatic and subjective vision testing

• थ्योरी
• Optical Refraction

• प्रॉडक्ट टाइप
• Auto Phoropter

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

• मटेरियल
• High-grade plastic and metal components

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

• रेज़ोल्यूशन
• High display resolution for precise readings

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

• वज़न
• किलोग्राम (kg)

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