OWIA 28mm 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. | φ28mm |
TYPE OF PRISM | BaK4 |
PRISM COATING | yes |
NUMBER OF LENS | 7pieces/5groups |
LENS COATING | FBMC |
FOCUS SYSTEM | cent. |
FOCUSING LENS | int. |
EXIT PUPIL DIAMETER | φ3.5mm |
EXIT PUPIL DIST. | 17.9mm |
FIELD OF VIEW | 6.25°, 327ft, 109m |
MIN. FOCAL LENGTH | 4m |
RESOLUTION | 7" |
DIOPTER SYSTEM | Right Eyepiece |
DIOPTER COMP. | ±4 |
WATER PROOF | 1m/30 minutes |
NITROGEN FILLED | Yes |
EYECUPS SYSTEM | Twist-up |
POUCH | Yes |
STRAP | Yes |
CLEANING CLOTH | Yes |
SILICA GEL | Yes |
UNIT DIAMENSION | 120x120x40(mm) |
UNIT WEIGHT | 550g |
POWER | 10x |
OBJ.LENS DIA. | φ28mm |
TYPE OF PRISM | BaK4 |
PRISM COATING | yes |
NUMBER OF LENS | 7pieces/5groups |
LENS COATING | FBMC |
FOCUS SYSTEM | cent. |
FOCUSING LENS | int. |
EXIT PUPIL DIAMETER | φ2.9mm |
EXIT PUPIL DIST. | 14mm |
FIELD OF VIEW | 5.2°, 272ft, 91m |
MIN. FOCAL LENGTH | 4m |
RESOLUTION | 7" |
DIOPTER SYSTEM | Right Eyepiece |
DIOPTER COMP. | ±4 |
WATER PROOF | 1m/30 minutes |
NITROGEN FILLED | Yes |
EYECUPS SYSTEM | Twist-up |
POUCH | Yes |
STRAP | Yes |
CLEANING CLOTH | Yes |
SILICA GEL | Yes |
UNIT DIAMENSION | 120x120x40(mm) |
UNIT WEIGHT | 550g |
– 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. | φ28mm |
TYPE OF PRISM | BaK4 |
PRISM COATING | yes |
NUMBER OF LENS | 7pieces/5groups |
LENS COATING | FBMC |
FOCUS SYSTEM | cent. |
FOCUSING LENS | int. |
EXIT PUPIL DIAMETER | φ3.5mm |
EXIT PUPIL DIST. | 17.9mm |
FIELD OF VIEW | 6.25°, 327ft, 109m |
MIN. FOCAL LENGTH | 4m |
RESOLUTION | 7" |
DIOPTER SYSTEM | Right Eyepiece |
DIOPTER COMP. | ±4 |
WATER PROOF | 1m/30 minutes |
NITROGEN FILLED | Yes |
EYECUPS SYSTEM | Twist-up |
POUCH | Yes |
STRAP | Yes |
CLEANING CLOTH | Yes |
SILICA GEL | Yes |
UNIT DIAMENSION | 120x120x40(mm) |
UNIT WEIGHT | 550g |
POWER | 10x |
OBJ.LENS DIA. | φ28mm |
TYPE OF PRISM | BaK4 |
PRISM COATING | yes |
NUMBER OF LENS | 7pieces/5groups |
LENS COATING | FBMC |
FOCUS SYSTEM | cent. |
FOCUSING LENS | int. |
EXIT PUPIL DIAMETER | φ2.9mm |
EXIT PUPIL DIST. | 14mm |
FIELD OF VIEW | 5.2°, 272ft, 91m |
MIN. FOCAL LENGTH | 4m |
RESOLUTION | 7" |
DIOPTER SYSTEM | Right Eyepiece |
DIOPTER COMP. | ±4 |
WATER PROOF | 1m/30 minutes |
NITROGEN FILLED | Yes |
EYECUPS SYSTEM | Twist-up |
POUCH | Yes |
STRAP | Yes |
CLEANING CLOTH | Yes |
SILICA GEL | Yes |
UNIT DIAMENSION | 120x120x40(mm) |
UNIT WEIGHT | 550g |