Annonce inhabituelle : Pentax, qui a déjà une ligne complète de beaux appareils photo reflex spécialement préparés pour résister à l’humidité (tropicalisés) et qui vient d’annoncer le Pentax K-7 qui est tropicalisé et résistant aux basses températures, offre maintenant aussi deux zooms tropicalisés.
SMC PENTAX DA 18-55MM F3.5-5.6 AL WR
| Lens Mount: | N/A | Lens Construction: | 11 elements in 8 groups |
| Angle of View: | 76-29° (wiith PENTAX D-SLR camera body) | Aperture: | F3.5-5.6 |
| Aperture Control: | N/A | Number of Diaphragm Blades: | 6 |
| Minimum Aperture: | F22-38 | Metering System: | N/A |
| Minimum Focusing Distance: | 9.84 inches(0.25m) | Filter Diameter: | 52mm |
| Maximum Magnification: | 0.34x | Dimensions: | 2.7 x 2.7″ (68.5 x 67.5mm) |
| Weight: | 8.1 oz (230 g) without hood; 9.0 oz (255g) with hood | Case: | S80-120 |
| Objective Cap: | O-LC52 | Hood: | PH-RBC52mm |
| Lens Aperture Ring: | N/A | Tripod Adapter: | N/A |
| Diaphragm Control: | Fully Automatic | Focal Length: | 18-55mm (equivalent to 27.5-84.5mm in 35mm format) |
Note: Quick-shift focus, Filter window, SP (Super Protect) coating
SMC PENTAX DA 50-200MM F4-5.6 ED WR
| Lens Mount: | N/A | Lens Construction: | 11 elements in 10 groups |
| Angle of View: | 76-29° (wiith PENTAX D-SLR camera body) | Aperture: | F4-5.6 |
| Aperture Control: | N/A | Number of Diaphragm Blades: | 6 |
| Minimum Aperture: | F22-32 | Metering System: | N/A |
| Minimum Focusing Distance: | 43.2 inches | Filter Diameter: | 49mm |
| Maximum Magnification: | 0.24x | Dimensions: | 2.7 x 3.1″ (69.0 x 79.5mm) |
| Weight: | 10.1 oz (285g) without hood, 11.5 oz (325g) with hood | Case: | S80-120 |
| Objective Cap: | O-LC49 | Hood: | PH-RBD 49mm |
| Lens Aperture Ring: | N/A | Tripod Adapter: | N/A |
| Diaphragm Control: | Fully Automatic | Focal Length: | 50-200mm (Equivalent to 76.5-307mm in 35mm format) |
Note : Quick-shift focus, Filter window, SP (Super Protect) coating