Vision Testing Systems in Pennsylvania

DGH Technology, Inc. is a US-based manufacturer of ophthalmic diagnostic devices specializing in corneal pachymetry and advanced ultrasound imaging systems for eye care professionals. The company manufactures all products on-site at its Pennsylvania facility. The product portfolio includes pachymeters (Pachmate 2, Pachette 4) for measuring central corneal thickness—critical for glaucoma diagnosis, suspect assessment, and surgical planning—and ultrasound scanning systems (ScanMate Flex, ScanMate A, ScanMate B) offering A-scan and B-scan capabilities with multiple probe configurations. ScanMate Flex provides three probe options on a single platform; ScanMate A delivers ultra-portable A-scan functionality; ScanMate B offers ultra-portable B-scan imaging. All systems feature intuitive software with minimal learning curve, real-time data processing including mean and standard deviation calculations, and are designed for high-volume clinic use. The company emphasizes affordability, reliability, and ease of operation for optometrists, ophthalmologists, and ophthalmic technicians. Customer support is provided Monday–Friday, 8:00 AM to 4:00 PM EST by trained technicians. Products are widely adopted in clinical practices, academic institutions, and screening environments for glaucoma evaluation, corneal disease assessment, and intraocular lens calculations. The company exhibits at major industry conferences including ASCRS, ARVO, and AOA.

cyberDERM, inc. is a specialized manufacturer of noninvasive biomedical instrumentation and imaging systems for objective skin measurement and analysis. The company develops and refines innovative bio-instrumental and photographic methods for assessing skin structure, function, and the effects of topical treatments. They serve dermatology, cosmetics, pharmaceutical, and clinical research markets with a focus on clinical claim substantiation and instrument development. Product lines include ultrasound-based skin analysis systems (DermaScan C at 20 MHz and 50 MHz), colorimetry devices (Skin Colorimeter DSM-4), and comprehensive skin parameter measurement platforms (DermaLab Single and DermaLab Combo) that measure hydration, elasticity, TEWL (transepidermal water loss), subcutaneous structure, skin color, temperature, pH, sebum levels, and videomicroscopy. The company maintains a Technical Center in Broomall, PA for equipment service and calibration. cyberDERM has built an international reputation for cost-effective, innovative instrumentation meeting the specific needs of contract research organizations, cosmetic companies, pharmaceutical firms, and academic institutions conducting skin efficacy studies and product development.

Accutome (operating as Keeler USA) is a specialist supplier of ophthalmic diagnostic equipment, surgical instruments, and clinical medications for eye care professionals. The company operates a B2B e-commerce platform serving licensed ophthalmic practitioners with a comprehensive product catalog spanning diagnostic devices, surgical tools, pharmaceuticals (anesthetics, antibiotics, anti-inflammatories, glaucoma agents, dilating drops, injectable dyes, irrigation solutions), and medical consumables. Product lines include binocular indirect ophthalmoscopes, slit lamps, tonometers, ultrasound systems, cryo-surgery equipment, surgical loupes and lights, and handheld diagnostic instruments. Medical supplies encompass diagnostic and surgical lenses, tonometry prisms, punctum plugs, surgical disposables and reusables, mydriatic glasses, and standard consumables (syringes, needles, gauze, gloves, alcohol prep pads). The company emphasizes supply chain transparency through DSCSA registration and offers price-matching on pharmaceuticals and supplies via sales representatives.

Gulden Ophthalmics, founded in 1938, manufactures and distributes ophthalmic instruments and vision testing devices. The company specializes in prism bars (including patented EZ View design with engraved diopter numbers), prism sets (magnetic and traditional acrylic formulations), color blindness detection tests (Farnsworth D-15 and Lanthony D-15 variants), and oculomotor assessment tools. Product portfolio includes stick prisms with re-engineered acrylic to reduce birefringence, magnetic prism sets in S-16 and S-22 configurations, trial lens flippers, dry eye assessment kits, and eye drop dispensers. The company manufactures in the USA and holds ISO 13485:2016 certification for manufacturing, service, and distribution of ophthalmic instruments and ocular implants. Products are marketed to optometry and ophthalmology practices for clinical refraction, strabismus evaluation, color vision screening, and dry eye assessment. Gulden operates as a B2B medical device supplier with direct-to-practitioner e-commerce capabilities and phone-based customer service.