What the Method Seven Coup HPS Plus+ Filters
The lens is German mineral glass carrying rare earth elements. That is what pulls the orange cast out of sodium light, instead of just dimming everything. Notch filtering blocks specific wavelengths and leaves the rest, so colour reads close to daylight and a phone screen stays legible through them. UVA, UVB and UVC are blocked outright and infrared is cut back. The rating is ANSI Z87+S, and the frame is Italian TR90 in a wayfarer cut with concealed flex hinges and rubber nose grips.
Choosing Grow Room Glasses for a Heavy Room
The Silver+ coating is the whole reason this version exists. It is the mirror specified for double-ended bulbs and rooms running above 10,000 watts. A standard HPS lens still leaves you squinting down a row in one of those. Glass also behaves differently to plastic over a season. It takes a wipe with resin on it and does not haze the way a moulded lens does after a year of warm rooms. There are two honest limits here. These are cut for sodium light, so under LED or metal halide the colour correction works against you rather than for you. And in a single lamp tent the standard HPS lens does the same job for less, because there is nothing there for Silver+ to fight.
Key Features
- German mineral glass: Rare earth elements in the glass correct colour rather than just darkening it.
- Silver+ mirror coating: Specified for double-ended lamps and rooms above 10,000 watts.
- Notch filtering: Blocks chosen wavelengths and passes the rest, so a phone screen stays readable.
- Blocks UVA, UVB and UVC: Full ultraviolet block, with infrared cut back to take heat off the eyes.
- ANSI Z87+S rated: Certified impact protection, not just a tinted lens.
- Italian TR90 frame: Wayfarer cut with concealed flex hinges and rubber nose grips.
- Glass over plastic: Wipes clean of resin and does not haze after a season in warm rooms.
- Built for sodium: Under LED or metal halide the correction works against you, not for you.
Technical Specifications
| Specification | Value |
|---|---|
| Brand | Method Seven |
| Part Number | FGV018 |
| Model | Coup HPS Plus+ |
| Frame Colour | Candy Green |
| Lens | Perfect Color HPS+, German mineral glass |
| Lens Technology | Notch filtering, rare earth elements in the glass |
| Coating | Silver+ mirror, anti-reflective |
| UV Protection | Blocks UVA, UVB and UVC |
| Infrared | Reduced |
| Safety Rating | ANSI Z87+S |
| Frame Material | TR90 thermoplastic, made in Italy |
| Frame Style | Wayfarer, concealed flex hinges, rubber nose grips |
| Intended Lighting | High pressure sodium, including double-ended |
| Best For | Rooms running above 10,000 watts |
| Not For | LED or metal halide rooms |
| Lower Output Option | The standard HPS lens without the Silver+ mirror |