Features:
* Lens material glass
* Lens size : 5"
* Diopter : 3 diopter
* Voltage : 220V-240V

Features:
* Lens material glass
* Lens size : 7.5" x 6.2"
* Diopter : 3 diopter
* Voltage : 220V-240V
* Light source : 2x9W energy saving compact fluoescent lamp
* Standard mount : Desktop clamp (8018)

Features:
* Lens material glass
* Lens size : 7.5" x 6.2"
* Diopter : 3 diopter
* Voltage : 220V-240V
* Light source : 2U 26W energy saving compact fluoescent lamp Supplied with Electronic ballast

Features:
* Lens material glass
* Lens size : 3.5"
* Diopter : 3 diopter + 12 diopter
* Voltage : 220V-240V
* Light source : 12W Circular fluoescent lamp Supplied with Electronic ballast