Best Bi concave Cylindrical Lens

Carson HandHeld 2x Power Magnifier with 4.5x Spot Lens (JS-36)

  • Ergonomically designed and lightweight 2x power magnifier with a 4.5x spot lens | Lens Diameter: 3.5 inches.
  • The rim around the high quality acrylic lens protects the magnifying glass from dust and scratching | Great learning and educational tool for kids and children.
  • Perfect low vision aide for seniors | Great for reading books, magazines, labels, crafts, hobby, tasks, jewelers, electronics, needlework, examining wildlife, nature, science, etc..
  • The 4.5x bi-focal spot lens is great for inspection of coins, stamps, currency, printing pixels, stitch counting and more!.
Check Stock

3.0 Inch Bi-LED Projector Lens,Car Headlight Retrofit Kit with High Low Beam-6000K White 25,000lm Focus Beam DOT Approved Clear Cut off Line No Blind Oncoming Car Upgrade Bi-Xenon Projector Lens

  • 【DOT COMPLIANCE,STREET LEGAL】This headlight conversion kit with DOT compliance designed reflector and focus lens,the focus beam with perfect cut off line will never blind oncoming driver,No Shadows,No Dark Spot,Maximize Ensuring you and other driver safety..
  • 【Non-destructive Installation】 Bi-led projector lens features a threaded-shaft style mount on the back that allows the projectors to be locked on their car headlight hardware, it can be mounted in H4/H7/9005/9006 reflectors with none or minimal modifications,decrease the risk during installing..
  • 【High Brightness&High Visibility】High Power LED Chips+Reflector+Clear Lens,Up 25000lm for 2 lens.Super Focus Beam,Increase 200% Brightness Than Bi Xenon Projector lens,300% Brightness than LED Bulb,500% brighter than halogen lamp. Range up to 300-500m..
  • 【HIGH PERFORMANCE&LONG LIFESPAN】Built In Japan Made 9,000RMP Cooling Fan+Huge Aluminum Heat Sink,Top Cooling Solution Make the LEDS in Cooking Working Condition,50,000 Hrs Lifespan in Theory..
  • 【Satisfied Guarantee】30 days no hassle return or exchange and 24 hours online service.if you have any question,please feel free contact us in any time,we will help you solve the problem..
Check Stock

Anon Men's Helix 2.0 Goggle PERCEIVE with Spare Lens, Black / Perceive Sunny Red

  • Amber spare lens and microfiber goggle bag included.
  • PERCEIVE lens for high-contrast vision and terrain defining clarity.
  • Coated for unmatched smudge, scratch, and moisture resistance.
  • Thermoplastic polyurethane frame is durable and lightweight.
  • No-slip silicone strap keeps the goggles in place.
  • Over the Glass compatible frame fits over prescription eyewear.
  • Full-perimeter vent channel maximizes airflow.
  • Cylindrical Injected Lens design reduces peripheral distortion.
  • Integral Clarity Technology Anti-Fog delivers crystal clear vision.
  • Dual-layer face foam for a snug seal and comfortable fit.
Check Stock

Quarton Economical 3D-Scanner Line Laser Module VLM-650-41 LPT30-D60 (Fan Angle : 60°)

  • This module has integrated quartz cylindrical lens, collimating lens, laser diode, and APC driver circuit..
  • APC circuit to provide maximum stable laser output power..
Check Stock

Anon Women's Insight Goggle PERCEIVE with Spare Lens, White / Perceive Variable Blue

  • Amber spare lens and microfiber goggle bag included.
  • Women's-specific fit for slightly smaller faces.
  • PERCEIVE lens for high-contrast vision and terrain defining clarity.
  • Coated for unmatched smudge, scratch, and moisture resistance.
  • Thermoplastic polyurethane frame is durable and lightweight.
  • No-slip silicone strap keeps the goggles in place.
  • Over the Glass compatible frame fits over prescription eyewear.
  • Full-perimeter vent channel maximizes airflow.
  • Cylindrical Injected Lens design reduces peripheral distortion.
  • Integral Clarity Technology Anti-Fog delivers crystal clear vision.
  • Dual-layer face foam for a snug seal and comfortable fit.
Check Stock

Anon Women's Insight Goggle PERCEIVE with Spare Lens, Tort / Perceive Sunny Onyx

  • Amber spare lens and microfiber goggle bag included.
  • Women's-specific fit for slightly smaller faces.
  • PERCEIVE lens for high-contrast vision and terrain defining clarity.
  • Coated for unmatched smudge, scratch, and moisture resistance.
  • Thermoplastic polyurethane frame is durable and lightweight.
  • No-slip silicone strap keeps the goggles in place.
  • Over the Glass compatible frame fits over prescription eyewear.
  • Full-perimeter vent channel maximizes airflow.
  • Cylindrical Injected Lens design reduces peripheral distortion.
  • Integral Clarity Technology Anti-Fog delivers crystal clear vision.
  • Dual-layer face foam for a snug seal and comfortable fit.
Check Stock

Anon Women's Insight Goggle PERCEIVE with Spare Lens, Black / Perceive Variable Green

  • Amber spare lens and microfiber goggle bag included.
  • Women's-specific fit for slightly smaller faces.
  • PERCEIVE lens for high-contrast vision and terrain defining clarity.
  • Coated for unmatched smudge, scratch, and moisture resistance.
  • Thermoplastic polyurethane frame is durable and lightweight.
  • No-slip silicone strap keeps the goggles in place.
  • Over the Glass compatible frame fits over prescription eyewear.
  • Full-perimeter vent channel maximizes airflow.
  • Cylindrical Injected Lens design reduces peripheral distortion.
  • Integral Clarity Technology Anti-Fog delivers crystal clear vision.
  • Dual-layer face foam for a snug seal and comfortable fit.
Check Stock

Anon Women's Insight Goggle PERCEIVE with Spare Lens, Floral/Perceive Variable Blue

  • Amber spare lens and microfiber goggle bag included.
  • Women's-specific fit for slightly smaller faces.
  • PERCEIVE lens for high-contrast vision and terrain defining clarity.
  • Coated for unmatched smudge, scratch, and moisture resistance.
  • Thermoplastic polyurethane frame is durable and lightweight.
  • No-slip silicone strap keeps the goggles in place.
  • Over the Glass compatible frame fits over prescription eyewear.
  • Full-perimeter vent channel maximizes airflow.
  • Cylindrical Injected Lens design reduces peripheral distortion.
  • Integral Clarity Technology Anti-Fog delivers crystal clear vision.
  • Dual-layer face foam for a snug seal and comfortable fit.
Check Stock

Anon Men's M4 Perceive Goggle Cylindrical with Spare Lens and MFI Face Mask

  • PERCEIVE Variable Violet spare lens, MFI face mask, microfiber goggle bag, and lens compression case included.
  • MAGNA-TECH uses magnets for quickly changing lenses and a secure lens-to-gram seal.
  • PERCEIVE lens for high-contrast vision and terrain defining clarity.
  • Coated for unmatched smudge, scratch, and moisture resistance.
  • Lightweight, dual-molded PC-ABS/TPU frame improves lens interface performance and maintains a comfortable fit on the face.
  • MFI technology (Magnetic Face Mask Integration) uses magnetic connection to seal your face to your goggles.
  • No-slip silicone strap keeps the goggles in place.
  • Wall-to-wall vision provides an ultra-close fit.
  • Over the Glass compatible frame fits over prescription eyewear.
  • Cylindrical Injected Lens design reduces peripheral distortion.
  • Integral Clarity Technology Anti-Fog delivers crystal clear vision.
  • Full-perimeter vent channel maximizes airflow.
  • Triple-layer face foam for a snug seal and comfortable fit.
  • Outlast Fog Management Face Fleece controls moisture for added anti-fog protection.
Check Stock

Anon Men's M4 Perceive Goggle Cylindrical with Spare Lens and MFI Face Mask

  • PERCEIVE Cloudy Pink spare lens, MFI face mask, microfiber goggle bag, and lens compression case included.
  • MAGNA-TECH uses magnets for quickly changing lenses and a secure lens-to-gram seal.
  • PERCEIVE lens for high-contrast vision and terrain defining clarity.
  • Coated for unmatched smudge, scratch, and moisture resistance.
  • Lightweight, dual-molded PC-ABS/TPU frame improves lens interface performance and maintains a comfortable fit on the face.
  • MFI technology (Magnetic Face Mask Integration) uses magnetic connection to seal your face to your goggles.
  • No-slip silicone strap keeps the goggles in place.
  • Wall-to-wall vision provides an ultra-close fit.
  • Over the Glass compatible frame fits over prescription eyewear.
  • Cylindrical Injected Lens design reduces peripheral distortion.
  • Integral Clarity Technology Anti-Fog delivers crystal clear vision.
  • Full-perimeter vent channel maximizes airflow.
  • Triple-layer face foam for a snug seal and comfortable fit.
  • Outlast Fog Management Face Fleece controls moisture for added anti-fog protection.
Check Stock