

| Specifications | Model PR-22 | Model PR-25 |
| Projection Lens | One element, f-254 mm | One element, f-300mm *Three element, 275-320mm |
| Condenser System | Fresnel Lens (Standard) | Fresnel Lens (Deluxe) |
| Projection Lamp | 240V-600W (PR-22) 24V-250W (PR-22A) 24V-250W/Twin (PR-22B) |
24V-250W (Twin Lamp) |
| Lamp Changer | By lever knob (PR-22B) | By Shifter Assembly |
| Power Source | AC 220-240V, 50 Hz | AC 220-240V, 50 Hz |
| Stage Aperture | 250mm x 250mm *285mm x 285mm |
250mm x 250mm *285mm x 285mm |
| Reflector | Metal Reflector | Glass Reflector |
| Focussing | Metal, Rack - Pinion | Metal, Rack - Pinion |
| Projection Distance | Effectively 1 to 3 Mtrs. | Effectively 1 to 4 Mtrs. |
| Cooling System | Fan Cooled | Axial Blower Cooled |
| Safety Interlock | Opening of the top cover by Disconnecting pwer lead. |
Power is cut off automatically when top cover is opened. |
| Power Cable | Detachable Power Cable | Fixed Power Cable having provision for storage |
| Lamp Safety/Regulator | Variable Intensity Control Knob is provided. |
High-Low Intensity Switch for Lamp. |
| Folding | Fixed Type (Detachable Parts) |
Folding - Type provided with Handle to carry around. (Detachable Parts) |
| Dimensions | 305x305x285mm | 340x310x250mm |
| Accessories | Cellophane Roll Attachment Writing Pack, Vinyl Cover etc. |
Cellophane Roll Attachment Writing Pack, Vinyl Cover etc. |
| Packing | Sturdy Carboard Box *Wooden Storing Cabinent |
Sturdy Carboard Box *Wooden Storing Cabinent |
| Optional Accessories | OHP Stand, Cellophane Roll, OHP Mount, Laser Pointer, Halogen Bulbs, Plywood Cabinet, Transparemcy Making Kit, OHP Trolley, Projection Screens, Film Slides and Strips. Attachment for Model PR-22 Series | |
| *Optional | ||