The ceramic metal halide is a variation of the metal-halide lamp which is itself a variation of the old (high-pressure) mercury-vapor lamp. A CMH uses a ceramic arc tube instead of the fused …

CMH, or ceramic metal halide technology is relatively new to the horticulture industry, but it’s made a big splash and quickly secured a role as on the must-try grow lighting styles there is.

Whereas normal metal halide lamps use quartz or PCA (Phosphorus Converted Amber), CMH lights use a ceramic composite for their arc tubes. This allows the filaments to burn hotter, …

Jun 18, 2021 · CMH grow lights use an arc tube made of ceramic rather than a quartz arc tube used by MH lights. The ceramic bulb delivers a more natural color, produces more lumens per …

Ceramic Metal Halide lamps (CMH) are often known as Ceramic Discharge Metal-Halide lamps (CDM). Philips' CMH bulbs have excellent colour stability and produce higher colour rendition.

Apr 9, 2012 · HID lighting produces bright, white light using electricity arcs between tungsten electrodes housed in a translucent or transparent fused quartz or ceramic arc tube, also called …

Horticulture Ceramic Metal Halide (CMH), 315W, PGZX18 Base, 3000K with Red, Far Red and UV Light Spectrum Enhancement, Designed for Flowering Stage, US NRC Licensed, 1 Pack