OWIA 25mm Series
– Nitrogen filled waterproof, fogproof and shockproof
– Internal focus design high grade optics
– Very high precision mechanical construction
– Long eyerelief with twist up eye-cup
– Special coating for very bright image
– Silver coated BaK-4 prism while also available phase coated as optional
This Series available with OWIA 0825, 1025, 0828, 1028, 0832, 1032, 0842 and 1042
POWER | 8x |
OBJ.LENS DIA. | φ25mm |
TYPE OF PRISM | BaK4 |
PRISM COATING | yes |
NUMBER OF LENS | 7pieces/5groups |
LENS COATING | FBMC |
FOCUS SYSTEM | cent. |
FOCUSING LENS | int. |
EXIT PUPIL DIAMETER | φ3.2mm |
EXIT PUPIL DIST. | 15.8mm |
FIELD OF VIEW | 6.8°, 357ft, 119m |
MIN. FOCAL LENGTH | 2.0m |
RELATIVE BRIGHTNESS | 10.24 |
TWILIGHT INDEX | 14.14 |
RESOLUTION | 7" |
DIOPTER SYSTEM | Right Eyepiece |
DIOPTER COMP. | ±3.5 |
WATER PROOF | 1m/5 minutes |
NITROGEN FILLED | Yes |
EYECUPS SYSTEM | Twist-up |
POUCH | Yes |
STRAP | Yes |
CLEANING CLOTH | Yes |
SILICA GEL | Yes |
UNIT DIAMENSION | 120x107x42(mm) |
UNIT WEIGHT | 0.4kgs |
POWER | 10 |
OBJ.LENS DIA. | φ25mm |
TYPE OF PRISM | BaK4 |
PRISM COATING | yes |
NUMBER OF LENS | 7pieces/5groups |
LENS COATING | FBMC |
FOCUS SYSTEM | cent. |
FOCUSING LENS | int. |
EXIT PUPIL DIAMETER | φ2.56mm |
EXIT PUPIL DIST. | 13.7mm |
FIELD OF VIEW | 5.4°, 285ft, 95m |
MIN. FOCAL LENGTH | 2.0m |
RELATIVE BRIGHTNESS | 6.55 |
TWILIGHT INDEX | 15.81 |
RESOLUTION | 7" |
DIOPTER SYSTEM | Right Eyepiece |
DIOPTER COMP. | ±3.5 |
WATER PROOF | 1m/5 minutes |
NITROGEN FILLED | Yes |
EYECUPS SYSTEM | Twist-up |
POUCH | Yes |
STRAP | Yes |
CLEANING CLOTH | Yes |
SILICA GEL | Yes |
UNIT DIAMENSION | 120x107x42(mm) |
UNIT WEIGHT | 0.4kgs |
– Nitrogen filled waterproof, fogproof and shockproof
– Internal focus design high grade optics
– Very high precision mechanical construction
– Long eyerelief with twist up eye-cup
– Special coating for very bright image
– Silver coated BaK-4 prism while also available phase coated as optional
This Series available with OWIA 0825, 1025, 0828, 1028, 0832, 1032, 0842 and 1042
POWER | 8x |
OBJ.LENS DIA. | φ25mm |
TYPE OF PRISM | BaK4 |
PRISM COATING | yes |
NUMBER OF LENS | 7pieces/5groups |
LENS COATING | FBMC |
FOCUS SYSTEM | cent. |
FOCUSING LENS | int. |
EXIT PUPIL DIAMETER | φ3.2mm |
EXIT PUPIL DIST. | 15.8mm |
FIELD OF VIEW | 6.8°, 357ft, 119m |
MIN. FOCAL LENGTH | 2.0m |
RELATIVE BRIGHTNESS | 10.24 |
TWILIGHT INDEX | 14.14 |
RESOLUTION | 7" |
DIOPTER SYSTEM | Right Eyepiece |
DIOPTER COMP. | ±3.5 |
WATER PROOF | 1m/5 minutes |
NITROGEN FILLED | Yes |
EYECUPS SYSTEM | Twist-up |
POUCH | Yes |
STRAP | Yes |
CLEANING CLOTH | Yes |
SILICA GEL | Yes |
UNIT DIAMENSION | 120x107x42(mm) |
UNIT WEIGHT | 0.4kgs |
POWER | 10 |
OBJ.LENS DIA. | φ25mm |
TYPE OF PRISM | BaK4 |
PRISM COATING | yes |
NUMBER OF LENS | 7pieces/5groups |
LENS COATING | FBMC |
FOCUS SYSTEM | cent. |
FOCUSING LENS | int. |
EXIT PUPIL DIAMETER | φ2.56mm |
EXIT PUPIL DIST. | 13.7mm |
FIELD OF VIEW | 5.4°, 285ft, 95m |
MIN. FOCAL LENGTH | 2.0m |
RELATIVE BRIGHTNESS | 6.55 |
TWILIGHT INDEX | 15.81 |
RESOLUTION | 7" |
DIOPTER SYSTEM | Right Eyepiece |
DIOPTER COMP. | ±3.5 |
WATER PROOF | 1m/5 minutes |
NITROGEN FILLED | Yes |
EYECUPS SYSTEM | Twist-up |
POUCH | Yes |
STRAP | Yes |
CLEANING CLOTH | Yes |
SILICA GEL | Yes |
UNIT DIAMENSION | 120x107x42(mm) |
UNIT WEIGHT | 0.4kgs |