Block Blue Light NightFall Oscar Glasses Crystal

$129.95
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Block Blue Light Nightfall Oscar Glasses in Crystal are designed for use after sunset to help reduce exposure to artificial light during the evening. Featuring deep red lenses and a lightweight transparent frame, they combine strong light filtering with a modern, minimal aesthetic suitable for nightly routines.

• Nightfall red lenses designed specifically for after dark use
• Blocks 100 percent of blue and green light between 400 and 550 nm
• Supports natural evening light conditions by reducing exposure to stimulating wavelengths
• Lightweight crystal frame with durable spring hinges for comfortable wear
• Optical grade lenses with impact and scratch resistant construction
• Includes protective case and cleaning cloth for storage and care

• Frame material, lightweight crystal polymer construction
• Lens type, optical grade Nightfall red filtering lenses
• Light filtration range, 380 to 550 nm, covering both blue and green wavelengths
• Frame width, approximately 128 mm
• Lens width, approximately 47 mm, lens height 42 mm, arm length 142 mm
• Weight, approximately 30 g for extended comfort

• Wear the glasses after sunset when exposed to indoor lighting or digital screens
• Suitable for use while watching television, working on devices, or under artificial lighting in the evening
• Clean lenses gently with the provided cloth to maintain clarity
• Store the glasses in the protective case when not in use to prevent scratches
• Avoid placing lenses face down on hard surfaces to protect the coating

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Frequently Asked Questions

  • Nightfall lenses use a deep red tint and block both blue and green light, whereas Twilight lenses are lighter amber and are designed for earlier evening use with less colour distortion.

  • Research shows that wavelengths extending into the green spectrum can still influence the body’s perception of light at night, so Nightfall lenses are designed to filter this broader range.

  • Yes, the deep red tint significantly alters colour perception, which is expected due to the strong filtering of shorter wavelengths.

  • They should be stored in their case when not in use and cleaned only with a soft cloth to maintain lens clarity and prevent scratches.

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